Home / 172,640,658.60-258,960,987.90-44,989,842.60

Finding the Fourth Proportional to 172,640,658.60, 258,960,987.90 and 44,989,842.60

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Solution

The fourth proportional to 172,640,658.60, 258,960,987.90 and 44,989,842.60 is: 67,484,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,640,658.60 : 258,960,987.90 = 44,989,842.60 : x
  2. Step 2: Convert to fraction form
    172,640,658.60/258,960,987.90 = 44,989,842.60/x
  3. Step 3: Cross multiply
    172,640,658.60x = 258,960,987.90 × 44,989,842.60
  4. Step 4: Simplify right side
    172,640,658.60x = 11,650,614,085,161,506
  5. Step 5: Solve for x
    x = 11,650,614,085,161,506/172,640,658.60
  6. Step 6: Final answer
    x = 67,484,763.90

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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.