Home / 731,925,761.29-1,097,901,763.98-265,918,139.17

Finding the Fourth Proportional to 731,925,761.29, 1,097,901,763.98 and 265,918,139.17

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Solution

The fourth proportional to 731,925,761.29, 1,097,901,763.98 and 265,918,139.17 is: 398,881,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,925,761.29 : 1,097,901,763.98 = 265,918,139.17 : x
  2. Step 2: Convert to fraction form
    731,925,761.29/1,097,901,763.98 = 265,918,139.17/x
  3. Step 3: Cross multiply
    731,925,761.29x = 1,097,901,763.98 × 265,918,139.17
  4. Step 4: Simplify right side
    731,925,761.29x = 291,951,994,069,022,144
  5. Step 5: Solve for x
    x = 291,951,994,069,022,144/731,925,761.29
  6. Step 6: Final answer
    x = 398,881,976.16

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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.