Home / 930,799,809.30-1,396,199,713.95-543,060,455.70

Finding the Fourth Proportional to 930,799,809.30, 1,396,199,713.95 and 543,060,455.70

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Solution

The fourth proportional to 930,799,809.30, 1,396,199,713.95 and 543,060,455.70 is: 814,590,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,799,809.30 : 1,396,199,713.95 = 543,060,455.70 : x
  2. Step 2: Convert to fraction form
    930,799,809.30/1,396,199,713.95 = 543,060,455.70/x
  3. Step 3: Cross multiply
    930,799,809.30x = 1,396,199,713.95 × 543,060,455.70
  4. Step 4: Simplify right side
    930,799,809.30x = 758,220,852,905,896,704
  5. Step 5: Solve for x
    x = 758,220,852,905,896,704/930,799,809.30
  6. Step 6: Final answer
    x = 814,590,683.55

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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.