Home / 557,005,815.60-835,508,723.40-148,061,966.10

Finding the Fourth Proportional to 557,005,815.60, 835,508,723.40 and 148,061,966.10

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Solution

The fourth proportional to 557,005,815.60, 835,508,723.40 and 148,061,966.10 is: 222,092,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,005,815.60 : 835,508,723.40 = 148,061,966.10 : x
  2. Step 2: Convert to fraction form
    557,005,815.60/835,508,723.40 = 148,061,966.10/x
  3. Step 3: Cross multiply
    557,005,815.60x = 835,508,723.40 × 148,061,966.10
  4. Step 4: Simplify right side
    557,005,815.60x = 123,707,064,280,305,072
  5. Step 5: Solve for x
    x = 123,707,064,280,305,072/557,005,815.60
  6. Step 6: Final answer
    x = 222,092,949.15

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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.