Home / 68,851,155.50-103,284,299.76-34,316,251.24

Finding the Fourth Proportional to 68,851,155.50, 103,284,299.76 and 34,316,251.24

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Solution

The fourth proportional to 68,851,155.50, 103,284,299.76 and 34,316,251.24 is: 51,478,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,851,155.50 : 103,284,299.76 = 34,316,251.24 : x
  2. Step 2: Convert to fraction form
    68,851,155.50/103,284,299.76 = 34,316,251.24/x
  3. Step 3: Cross multiply
    68,851,155.50x = 103,284,299.76 × 34,316,251.24
  4. Step 4: Simplify right side
    68,851,155.50x = 3,544,329,979,711,632
  5. Step 5: Solve for x
    x = 3,544,329,979,711,632/68,851,155.50
  6. Step 6: Final answer
    x = 51,478,148.10

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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.