Home / 112,305,973.38-168,443,232.48-38,528,528.88

Finding the Fourth Proportional to 112,305,973.38, 168,443,232.48 and 38,528,528.88

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Solution

The fourth proportional to 112,305,973.38, 168,443,232.48 and 38,528,528.88 is: 57,787,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,305,973.38 : 168,443,232.48 = 38,528,528.88 : x
  2. Step 2: Convert to fraction form
    112,305,973.38/168,443,232.48 = 38,528,528.88/x
  3. Step 3: Cross multiply
    112,305,973.38x = 168,443,232.48 × 38,528,528.88
  4. Step 4: Simplify right side
    112,305,973.38x = 6,489,869,947,246,234
  5. Step 5: Solve for x
    x = 6,489,869,947,246,234/112,305,973.38
  6. Step 6: Final answer
    x = 57,787,397.70

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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.