Home / 157,612,279.20-236,213,351.15-64,130,308.09

Finding the Fourth Proportional to 157,612,279.20, 236,213,351.15 and 64,130,308.09

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Solution

The fourth proportional to 157,612,279.20, 236,213,351.15 and 64,130,308.09 is: 96,112,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,612,279.20 : 236,213,351.15 = 64,130,308.09 : x
  2. Step 2: Convert to fraction form
    157,612,279.20/236,213,351.15 = 64,130,308.09/x
  3. Step 3: Cross multiply
    157,612,279.20x = 236,213,351.15 × 64,130,308.09
  4. Step 4: Simplify right side
    157,612,279.20x = 15,148,434,983,309,672
  5. Step 5: Solve for x
    x = 15,148,434,983,309,672/157,612,279.20
  6. Step 6: Final answer
    x = 96,112,022.87

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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.