Home / 98,460,337.20-147,690,505.80-47,442,001.20

Finding the Fourth Proportional to 98,460,337.20, 147,690,505.80 and 47,442,001.20

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Solution

The fourth proportional to 98,460,337.20, 147,690,505.80 and 47,442,001.20 is: 71,163,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,460,337.20 : 147,690,505.80 = 47,442,001.20 : x
  2. Step 2: Convert to fraction form
    98,460,337.20/147,690,505.80 = 47,442,001.20/x
  3. Step 3: Cross multiply
    98,460,337.20x = 147,690,505.80 × 47,442,001.20
  4. Step 4: Simplify right side
    98,460,337.20x = 7,006,733,153,392,208
  5. Step 5: Solve for x
    x = 7,006,733,153,392,208/98,460,337.20
  6. Step 6: Final answer
    x = 71,163,001.80

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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.