Home / 87,156,000.55-130,720,004.02-26,557,632.55

Finding the Fourth Proportional to 87,156,000.55, 130,720,004.02 and 26,557,632.55

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Solution

The fourth proportional to 87,156,000.55, 130,720,004.02 and 26,557,632.55 is: 39,832,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,156,000.55 : 130,720,004.02 = 26,557,632.55 : x
  2. Step 2: Convert to fraction form
    87,156,000.55/130,720,004.02 = 26,557,632.55/x
  3. Step 3: Cross multiply
    87,156,000.55x = 130,720,004.02 × 26,557,632.55
  4. Step 4: Simplify right side
    87,156,000.55x = 3,471,613,833,697,683
  5. Step 5: Solve for x
    x = 3,471,613,833,697,683/87,156,000.55
  6. Step 6: Final answer
    x = 39,832,183.81

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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.