Home / 731,925,759.80-1,097,901,761.74-265,918,137.68

Finding the Fourth Proportional to 731,925,759.80, 1,097,901,761.74 and 265,918,137.68

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Solution

The fourth proportional to 731,925,759.80, 1,097,901,761.74 and 265,918,137.68 is: 398,881,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,925,759.80 : 1,097,901,761.74 = 265,918,137.68 : x
  2. Step 2: Convert to fraction form
    731,925,759.80/1,097,901,761.74 = 265,918,137.68/x
  3. Step 3: Cross multiply
    731,925,759.80x = 1,097,901,761.74 × 265,918,137.68
  4. Step 4: Simplify right side
    731,925,759.80x = 291,951,991,837,491,904
  5. Step 5: Solve for x
    x = 291,951,991,837,491,904/731,925,759.80
  6. Step 6: Final answer
    x = 398,881,973.93

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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.