Home / 126,025,880.31-188,930,996.55-48,358,521.48

Finding the Fourth Proportional to 126,025,880.31, 188,930,996.55 and 48,358,521.48

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Solution

The fourth proportional to 126,025,880.31, 188,930,996.55 and 48,358,521.48 is: 72,496,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,880.31 : 188,930,996.55 = 48,358,521.48 : x
  2. Step 2: Convert to fraction form
    126,025,880.31/188,930,996.55 = 48,358,521.48/x
  3. Step 3: Cross multiply
    126,025,880.31x = 188,930,996.55 × 48,358,521.48
  4. Step 4: Simplify right side
    126,025,880.31x = 9,136,423,654,900,980
  5. Step 5: Solve for x
    x = 9,136,423,654,900,980/126,025,880.31
  6. Step 6: Final answer
    x = 72,496,408.14

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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.