Home / 172,487,902.68-238,029,668.28-94,167,671.04

Finding the Fourth Proportional to 172,487,902.68, 238,029,668.28 and 94,167,671.04

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Solution

The fourth proportional to 172,487,902.68, 238,029,668.28 and 94,167,671.04 is: 129,949,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,487,902.68 : 238,029,668.28 = 94,167,671.04 : x
  2. Step 2: Convert to fraction form
    172,487,902.68/238,029,668.28 = 94,167,671.04/x
  3. Step 3: Cross multiply
    172,487,902.68x = 238,029,668.28 × 94,167,671.04
  4. Step 4: Simplify right side
    172,487,902.68x = 22,414,699,500,351,364
  5. Step 5: Solve for x
    x = 22,414,699,500,351,364/172,487,902.68
  6. Step 6: Final answer
    x = 129,949,400.23

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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.