Home / 97,471,296.40-146,206,944.60-82,165,795.60

Finding the Fourth Proportional to 97,471,296.40, 146,206,944.60 and 82,165,795.60

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Solution

The fourth proportional to 97,471,296.40, 146,206,944.60 and 82,165,795.60 is: 123,248,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,471,296.40 : 146,206,944.60 = 82,165,795.60 : x
  2. Step 2: Convert to fraction form
    97,471,296.40/146,206,944.60 = 82,165,795.60/x
  3. Step 3: Cross multiply
    97,471,296.40x = 146,206,944.60 × 82,165,795.60
  4. Step 4: Simplify right side
    97,471,296.40x = 12,013,209,925,304,122
  5. Step 5: Solve for x
    x = 12,013,209,925,304,122/97,471,296.40
  6. Step 6: Final answer
    x = 123,248,693.40

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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.