Home / 223,548,540.11-308,497,000.18-124,427,160.30

Finding the Fourth Proportional to 223,548,540.11, 308,497,000.18 and 124,427,160.30

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Solution

The fourth proportional to 223,548,540.11, 308,497,000.18 and 124,427,160.30 is: 171,709,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,548,540.11 : 308,497,000.18 = 124,427,160.30 : x
  2. Step 2: Convert to fraction form
    223,548,540.11/308,497,000.18 = 124,427,160.30/x
  3. Step 3: Cross multiply
    223,548,540.11x = 308,497,000.18 × 124,427,160.30
  4. Step 4: Simplify right side
    223,548,540.11x = 38,385,405,693,154,920
  5. Step 5: Solve for x
    x = 38,385,405,693,154,920/223,548,540.11
  6. Step 6: Final answer
    x = 171,709,489.47

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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.