Home / 510,780,099.39-766,170,159.23-122,602,929.81

Finding the Fourth Proportional to 510,780,099.39, 766,170,159.23 and 122,602,929.81

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Solution

The fourth proportional to 510,780,099.39, 766,170,159.23 and 122,602,929.81 is: 183,904,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,099.39 : 766,170,159.23 = 122,602,929.81 : x
  2. Step 2: Convert to fraction form
    510,780,099.39/766,170,159.23 = 122,602,929.81/x
  3. Step 3: Cross multiply
    510,780,099.39x = 766,170,159.23 × 122,602,929.81
  4. Step 4: Simplify right side
    510,780,099.39x = 93,934,706,253,835,232
  5. Step 5: Solve for x
    x = 93,934,706,253,835,232/510,780,099.39
  6. Step 6: Final answer
    x = 183,904,397.15

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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.