Home / 137,805,368.10-206,708,052.15-119,098,644.90

Finding the Fourth Proportional to 137,805,368.10, 206,708,052.15 and 119,098,644.90

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Solution

The fourth proportional to 137,805,368.10, 206,708,052.15 and 119,098,644.90 is: 178,647,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,805,368.10 : 206,708,052.15 = 119,098,644.90 : x
  2. Step 2: Convert to fraction form
    137,805,368.10/206,708,052.15 = 119,098,644.90/x
  3. Step 3: Cross multiply
    137,805,368.10x = 206,708,052.15 × 119,098,644.90
  4. Step 4: Simplify right side
    137,805,368.10x = 24,618,648,900,983,532
  5. Step 5: Solve for x
    x = 24,618,648,900,983,532/137,805,368.10
  6. Step 6: Final answer
    x = 178,647,967.35

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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.