Home / 151,037,006.62-208,419,801.60-84,944,735.89

Finding the Fourth Proportional to 151,037,006.62, 208,419,801.60 and 84,944,735.89

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Solution

The fourth proportional to 151,037,006.62, 208,419,801.60 and 84,944,735.89 is: 117,217,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,037,006.62 : 208,419,801.60 = 84,944,735.89 : x
  2. Step 2: Convert to fraction form
    151,037,006.62/208,419,801.60 = 84,944,735.89/x
  3. Step 3: Cross multiply
    151,037,006.62x = 208,419,801.60 × 84,944,735.89
  4. Step 4: Simplify right side
    151,037,006.62x = 17,704,165,001,158,200
  5. Step 5: Solve for x
    x = 17,704,165,001,158,200/151,037,006.62
  6. Step 6: Final answer
    x = 117,217,398.55

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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.