Home / 110,721,921.40-166,082,882.10-28,840,641.40

Finding the Fourth Proportional to 110,721,921.40, 166,082,882.10 and 28,840,641.40

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Solution

The fourth proportional to 110,721,921.40, 166,082,882.10 and 28,840,641.40 is: 43,260,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721,921.40 : 166,082,882.10 = 28,840,641.40 : x
  2. Step 2: Convert to fraction form
    110,721,921.40/166,082,882.10 = 28,840,641.40/x
  3. Step 3: Cross multiply
    110,721,921.40x = 166,082,882.10 × 28,840,641.40
  4. Step 4: Simplify right side
    110,721,921.40x = 4,789,936,845,324,579
  5. Step 5: Solve for x
    x = 4,789,936,845,324,579/110,721,921.40
  6. Step 6: Final answer
    x = 43,260,962.10

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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.