Home / 88,248,031.20-132,372,046.80-42,898,399.20

Finding the Fourth Proportional to 88,248,031.20, 132,372,046.80 and 42,898,399.20

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Solution

The fourth proportional to 88,248,031.20, 132,372,046.80 and 42,898,399.20 is: 64,347,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248,031.20 : 132,372,046.80 = 42,898,399.20 : x
  2. Step 2: Convert to fraction form
    88,248,031.20/132,372,046.80 = 42,898,399.20/x
  3. Step 3: Cross multiply
    88,248,031.20x = 132,372,046.80 × 42,898,399.20
  4. Step 4: Simplify right side
    88,248,031.20x = 5,678,548,906,547,483
  5. Step 5: Solve for x
    x = 5,678,548,906,547,483/88,248,031.20
  6. Step 6: Final answer
    x = 64,347,598.80

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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.