Home / 906,605,220.10-1,359,907,830.15-293,251,447.30

Finding the Fourth Proportional to 906,605,220.10, 1,359,907,830.15 and 293,251,447.30

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Solution

The fourth proportional to 906,605,220.10, 1,359,907,830.15 and 293,251,447.30 is: 439,877,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,605,220.10 : 1,359,907,830.15 = 293,251,447.30 : x
  2. Step 2: Convert to fraction form
    906,605,220.10/1,359,907,830.15 = 293,251,447.30/x
  3. Step 3: Cross multiply
    906,605,220.10x = 1,359,907,830.15 × 293,251,447.30
  4. Step 4: Simplify right side
    906,605,220.10x = 398,794,939,386,090,112
  5. Step 5: Solve for x
    x = 398,794,939,386,090,112/906,605,220.10
  6. Step 6: Final answer
    x = 439,877,170.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.