Home / 516,119,352.28-773,660,676.62-166,108,209.10

Finding the Fourth Proportional to 516,119,352.28, 773,660,676.62 and 166,108,209.10

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Solution

The fourth proportional to 516,119,352.28, 773,660,676.62 and 166,108,209.10 is: 248,995,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,119,352.28 : 773,660,676.62 = 166,108,209.10 : x
  2. Step 2: Convert to fraction form
    516,119,352.28/773,660,676.62 = 166,108,209.10/x
  3. Step 3: Cross multiply
    516,119,352.28x = 773,660,676.62 × 166,108,209.10
  4. Step 4: Simplify right side
    516,119,352.28x = 128,511,389,444,442,432
  5. Step 5: Solve for x
    x = 128,511,389,444,442,432/516,119,352.28
  6. Step 6: Final answer
    x = 248,995,486.95

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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.