Home / 240,535,776.92-331,939,372.19-130,527,489.92

Finding the Fourth Proportional to 240,535,776.92, 331,939,372.19 and 130,527,489.92

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Solution

The fourth proportional to 240,535,776.92, 331,939,372.19 and 130,527,489.92 is: 180,127,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,535,776.92 : 331,939,372.19 = 130,527,489.92 : x
  2. Step 2: Convert to fraction form
    240,535,776.92/331,939,372.19 = 130,527,489.92/x
  3. Step 3: Cross multiply
    240,535,776.92x = 331,939,372.19 × 130,527,489.92
  4. Step 4: Simplify right side
    240,535,776.92x = 43,327,213,059,039,120
  5. Step 5: Solve for x
    x = 43,327,213,059,039,120/240,535,776.92
  6. Step 6: Final answer
    x = 180,127,936.11

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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.