Home / 218,213,213.10-327,367,058.85-64,874,769.90

Finding the Fourth Proportional to 218,213,213.10, 327,367,058.85 and 64,874,769.90

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Solution

The fourth proportional to 218,213,213.10, 327,367,058.85 and 64,874,769.90 is: 97,326,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,213,213.10 : 327,367,058.85 = 64,874,769.90 : x
  2. Step 2: Convert to fraction form
    218,213,213.10/327,367,058.85 = 64,874,769.90/x
  3. Step 3: Cross multiply
    218,213,213.10x = 327,367,058.85 × 64,874,769.90
  4. Step 4: Simplify right side
    218,213,213.10x = 21,237,862,615,733,508
  5. Step 5: Solve for x
    x = 21,237,862,615,733,508/218,213,213.10
  6. Step 6: Final answer
    x = 97,326,199.06

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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.