Home / 1,441,183,625,264.90-1,988,890,743,681.10-790,885,480,576.76

Finding the Fourth Proportional to 1,441,183,625,264.90, 1,988,890,743,681.10 and 790,885,480,576.76

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Solution

The fourth proportional to 1,441,183,625,264.90, 1,988,890,743,681.10 and 790,885,480,576.76 is: 1,091,453,430,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,183,625,264.90 : 1,988,890,743,681.10 = 790,885,480,576.76 : x
  2. Step 2: Convert to fraction form
    1,441,183,625,264.90/1,988,890,743,681.10 = 790,885,480,576.76/x
  3. Step 3: Cross multiply
    1,441,183,625,264.90x = 1,988,890,743,681.10 × 790,885,480,576.76
  4. Step 4: Simplify right side
    1,441,183,625,264.90x = 1,572,984,811,630,896,475,013,120
  5. Step 5: Solve for x
    x = 1,572,984,811,630,896,475,013,120/1,441,183,625,264.90
  6. Step 6: Final answer
    x = 1,091,453,430,399.45

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Double scale
Find fourth proportional to 1,441,183,625,265.90, 1,988,890,743,682.48 and 790,885,480,577.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.