Home / 124,412,310.76-186,611,490.96-38,150,481.28

Finding the Fourth Proportional to 124,412,310.76, 186,611,490.96 and 38,150,481.28

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Solution

The fourth proportional to 124,412,310.76, 186,611,490.96 and 38,150,481.28 is: 57,223,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,412,310.76 : 186,611,490.96 = 38,150,481.28 : x
  2. Step 2: Convert to fraction form
    124,412,310.76/186,611,490.96 = 38,150,481.28/x
  3. Step 3: Cross multiply
    124,412,310.76x = 186,611,490.96 × 38,150,481.28
  4. Step 4: Simplify right side
    124,412,310.76x = 7,119,318,192,502,370
  5. Step 5: Solve for x
    x = 7,119,318,192,502,370/124,412,310.76
  6. Step 6: Final answer
    x = 57,223,583.01

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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.