Home / 112,335,001.60-168,502,502.40-54,864,140.80

Finding the Fourth Proportional to 112,335,001.60, 168,502,502.40 and 54,864,140.80

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Solution

The fourth proportional to 112,335,001.60, 168,502,502.40 and 54,864,140.80 is: 82,296,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,001.60 : 168,502,502.40 = 54,864,140.80 : x
  2. Step 2: Convert to fraction form
    112,335,001.60/168,502,502.40 = 54,864,140.80/x
  3. Step 3: Cross multiply
    112,335,001.60x = 168,502,502.40 × 54,864,140.80
  4. Step 4: Simplify right side
    112,335,001.60x = 9,244,745,016,825,938
  5. Step 5: Solve for x
    x = 9,244,745,016,825,938/112,335,001.60
  6. Step 6: Final answer
    x = 82,296,211.20

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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.