Home / 162,084,189.07-223,676,250.09-87,744,747.79

Finding the Fourth Proportional to 162,084,189.07, 223,676,250.09 and 87,744,747.79

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Solution

The fourth proportional to 162,084,189.07, 223,676,250.09 and 87,744,747.79 is: 121,087,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,084,189.07 : 223,676,250.09 = 87,744,747.79 : x
  2. Step 2: Convert to fraction form
    162,084,189.07/223,676,250.09 = 87,744,747.79/x
  3. Step 3: Cross multiply
    162,084,189.07x = 223,676,250.09 × 87,744,747.79
  4. Step 4: Simplify right side
    162,084,189.07x = 19,626,416,150,710,568
  5. Step 5: Solve for x
    x = 19,626,416,150,710,568/162,084,189.07
  6. Step 6: Final answer
    x = 121,087,789.40

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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.