Home / 116,711,311.82-161,062,110.60-63,789,085.40

Finding the Fourth Proportional to 116,711,311.82, 161,062,110.60 and 63,789,085.40

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Solution

The fourth proportional to 116,711,311.82, 161,062,110.60 and 63,789,085.40 is: 88,029,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,711,311.82 : 161,062,110.60 = 63,789,085.40 : x
  2. Step 2: Convert to fraction form
    116,711,311.82/161,062,110.60 = 63,789,085.40/x
  3. Step 3: Cross multiply
    116,711,311.82x = 161,062,110.60 × 63,789,085.40
  4. Step 4: Simplify right side
    116,711,311.82x = 10,274,004,727,767,644
  5. Step 5: Solve for x
    x = 10,274,004,727,767,644/116,711,311.82
  6. Step 6: Final answer
    x = 88,029,211.29

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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.