Home / 87,118,688.08-130,678,074.24-35,944,462.72

Finding the Fourth Proportional to 87,118,688.08, 130,678,074.24 and 35,944,462.72

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Solution

The fourth proportional to 87,118,688.08, 130,678,074.24 and 35,944,462.72 is: 53,916,711.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,118,688.08 : 130,678,074.24 = 35,944,462.72 : x
  2. Step 2: Convert to fraction form
    87,118,688.08/130,678,074.24 = 35,944,462.72/x
  3. Step 3: Cross multiply
    87,118,688.08x = 130,678,074.24 × 35,944,462.72
  4. Step 4: Simplify right side
    87,118,688.08x = 4,697,153,167,841,072
  5. Step 5: Solve for x
    x = 4,697,153,167,841,072/87,118,688.08
  6. Step 6: Final answer
    x = 53,916,711.46

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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.