Home / 126,025,881.31-188,930,998.05-48,358,522.48

Finding the Fourth Proportional to 126,025,881.31, 188,930,998.05 and 48,358,522.48

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Solution

The fourth proportional to 126,025,881.31, 188,930,998.05 and 48,358,522.48 is: 72,496,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,881.31 : 188,930,998.05 = 48,358,522.48 : x
  2. Step 2: Convert to fraction form
    126,025,881.31/188,930,998.05 = 48,358,522.48/x
  3. Step 3: Cross multiply
    126,025,881.31x = 188,930,998.05 × 48,358,522.48
  4. Step 4: Simplify right side
    126,025,881.31x = 9,136,423,916,369,762
  5. Step 5: Solve for x
    x = 9,136,423,916,369,762/126,025,881.31
  6. Step 6: Final answer
    x = 72,496,409.64

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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.