Home / 93,700,869.72-129,441,891.29-74,837,684.73

Finding the Fourth Proportional to 93,700,869.72, 129,441,891.29 and 74,837,684.73

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Solution

The fourth proportional to 93,700,869.72, 129,441,891.29 and 74,837,684.73 is: 103,383,580.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,700,869.72 : 129,441,891.29 = 74,837,684.73 : x
  2. Step 2: Convert to fraction form
    93,700,869.72/129,441,891.29 = 74,837,684.73/x
  3. Step 3: Cross multiply
    93,700,869.72x = 129,441,891.29 × 74,837,684.73
  4. Step 4: Simplify right side
    93,700,869.72x = 9,687,131,450,841,764
  5. Step 5: Solve for x
    x = 9,687,131,450,841,764/93,700,869.72
  6. Step 6: Final answer
    x = 103,383,580.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.