Home / 125,691,869.24-188,564,940.96-38,260,223.12

Finding the Fourth Proportional to 125,691,869.24, 188,564,940.96 and 38,260,223.12

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Solution

The fourth proportional to 125,691,869.24, 188,564,940.96 and 38,260,223.12 is: 57,398,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,691,869.24 : 188,564,940.96 = 38,260,223.12 : x
  2. Step 2: Convert to fraction form
    125,691,869.24/188,564,940.96 = 38,260,223.12/x
  3. Step 3: Cross multiply
    125,691,869.24x = 188,564,940.96 × 38,260,223.12
  4. Step 4: Simplify right side
    125,691,869.24x = 7,214,536,713,739,227
  5. Step 5: Solve for x
    x = 7,214,536,713,739,227/125,691,869.24
  6. Step 6: Final answer
    x = 57,398,595.13

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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.