Home / 125,526,046.55-188,290,948.17-47,807,242.82

Finding the Fourth Proportional to 125,526,046.55, 188,290,948.17 and 47,807,242.82

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Solution

The fourth proportional to 125,526,046.55, 188,290,948.17 and 47,807,242.82 is: 71,711,579.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,526,046.55 : 188,290,948.17 = 47,807,242.82 : x
  2. Step 2: Convert to fraction form
    125,526,046.55/188,290,948.17 = 47,807,242.82/x
  3. Step 3: Cross multiply
    125,526,046.55x = 188,290,948.17 × 47,807,242.82
  4. Step 4: Simplify right side
    125,526,046.55x = 9,001,671,080,974,276
  5. Step 5: Solve for x
    x = 9,001,671,080,974,276/125,526,046.55
  6. Step 6: Final answer
    x = 71,711,579.62

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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.