Home / 87,099,356.69-130,649,377.80-35,284,938.71

Finding the Fourth Proportional to 87,099,356.69, 130,649,377.80 and 35,284,938.71

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Solution

The fourth proportional to 87,099,356.69, 130,649,377.80 and 35,284,938.71 is: 52,927,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,099,356.69 : 130,649,377.80 = 35,284,938.71 : x
  2. Step 2: Convert to fraction form
    87,099,356.69/130,649,377.80 = 35,284,938.71/x
  3. Step 3: Cross multiply
    87,099,356.69x = 130,649,377.80 × 35,284,938.71
  4. Step 4: Simplify right side
    87,099,356.69x = 4,609,955,287,519,387
  5. Step 5: Solve for x
    x = 4,609,955,287,519,387/87,099,356.69
  6. Step 6: Final answer
    x = 52,927,546.92

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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.