Home / 171,034,983.40-256,552,475.10-149,511,622.90

Finding the Fourth Proportional to 171,034,983.40, 256,552,475.10 and 149,511,622.90

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Solution

The fourth proportional to 171,034,983.40, 256,552,475.10 and 149,511,622.90 is: 224,267,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034,983.40 : 256,552,475.10 = 149,511,622.90 : x
  2. Step 2: Convert to fraction form
    171,034,983.40/256,552,475.10 = 149,511,622.90/x
  3. Step 3: Cross multiply
    171,034,983.40x = 256,552,475.10 × 149,511,622.90
  4. Step 4: Simplify right side
    171,034,983.40x = 38,357,576,911,212,840
  5. Step 5: Solve for x
    x = 38,357,576,911,212,840/171,034,983.40
  6. Step 6: Final answer
    x = 224,267,434.35

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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.