Home / 151,892,279.16-209,612,351.46-82,277,659.48

Finding the Fourth Proportional to 151,892,279.16, 209,612,351.46 and 82,277,659.48

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Solution

The fourth proportional to 151,892,279.16, 209,612,351.46 and 82,277,659.48 is: 113,543,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,892,279.16 : 209,612,351.46 = 82,277,659.48 : x
  2. Step 2: Convert to fraction form
    151,892,279.16/209,612,351.46 = 82,277,659.48/x
  3. Step 3: Cross multiply
    151,892,279.16x = 209,612,351.46 × 82,277,659.48
  4. Step 4: Simplify right side
    151,892,279.16x = 17,246,413,676,227,962
  5. Step 5: Solve for x
    x = 17,246,413,676,227,962/151,892,279.16
  6. Step 6: Final answer
    x = 113,543,715.14

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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.