Home / 173,982,153.86-239,872,492.10-142,504,240.04

Finding the Fourth Proportional to 173,982,153.86, 239,872,492.10 and 142,504,240.04

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Solution

The fourth proportional to 173,982,153.86, 239,872,492.10 and 142,504,240.04 is: 196,473,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,982,153.86 : 239,872,492.10 = 142,504,240.04 : x
  2. Step 2: Convert to fraction form
    173,982,153.86/239,872,492.10 = 142,504,240.04/x
  3. Step 3: Cross multiply
    173,982,153.86x = 239,872,492.10 × 142,504,240.04
  4. Step 4: Simplify right side
    173,982,153.86x = 34,182,847,192,498,880
  5. Step 5: Solve for x
    x = 34,182,847,192,498,880/173,982,153.86
  6. Step 6: Final answer
    x = 196,473,295.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.