Home / 99,061,346.60-148,298,087.10-73,615,164.20

Finding the Fourth Proportional to 99,061,346.60, 148,298,087.10 and 73,615,164.20

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Solution

The fourth proportional to 99,061,346.60, 148,298,087.10 and 73,615,164.20 is: 110,204,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,061,346.60 : 148,298,087.10 = 73,615,164.20 : x
  2. Step 2: Convert to fraction form
    99,061,346.60/148,298,087.10 = 73,615,164.20/x
  3. Step 3: Cross multiply
    99,061,346.60x = 148,298,087.10 × 73,615,164.20
  4. Step 4: Simplify right side
    99,061,346.60x = 10,916,988,032,412,402
  5. Step 5: Solve for x
    x = 10,916,988,032,412,402/99,061,346.60
  6. Step 6: Final answer
    x = 110,204,316.89

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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.