Home / 178,667,221.80-267,937,847.10-63,655,516.20

Finding the Fourth Proportional to 178,667,221.80, 267,937,847.10 and 63,655,516.20

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Solution

The fourth proportional to 178,667,221.80, 267,937,847.10 and 63,655,516.20 is: 95,460,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,667,221.80 : 267,937,847.10 = 63,655,516.20 : x
  2. Step 2: Convert to fraction form
    178,667,221.80/267,937,847.10 = 63,655,516.20/x
  3. Step 3: Cross multiply
    178,667,221.80x = 267,937,847.10 × 63,655,516.20
  4. Step 4: Simplify right side
    178,667,221.80x = 17,055,721,966,667,174
  5. Step 5: Solve for x
    x = 17,055,721,966,667,174/178,667,221.80
  6. Step 6: Final answer
    x = 95,460,833.81

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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.