Home / 171,181,870.57-256,613,061.65-67,551,934.04

Finding the Fourth Proportional to 171,181,870.57, 256,613,061.65 and 67,551,934.04

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Solution

The fourth proportional to 171,181,870.57, 256,613,061.65 and 67,551,934.04 is: 101,264,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,181,870.57 : 256,613,061.65 = 67,551,934.04 : x
  2. Step 2: Convert to fraction form
    171,181,870.57/256,613,061.65 = 67,551,934.04/x
  3. Step 3: Cross multiply
    171,181,870.57x = 256,613,061.65 × 67,551,934.04
  4. Step 4: Simplify right side
    171,181,870.57x = 17,334,708,614,687,028
  5. Step 5: Solve for x
    x = 17,334,708,614,687,028/171,181,870.57
  6. Step 6: Final answer
    x = 101,264,862.67

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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.