Home / 123,070,472.40-184,633,702.20-71,926,165.20

Finding the Fourth Proportional to 123,070,472.40, 184,633,702.20 and 71,926,165.20

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Solution

The fourth proportional to 123,070,472.40, 184,633,702.20 and 71,926,165.20 is: 107,905,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,070,472.40 : 184,633,702.20 = 71,926,165.20 : x
  2. Step 2: Convert to fraction form
    123,070,472.40/184,633,702.20 = 71,926,165.20/x
  3. Step 3: Cross multiply
    123,070,472.40x = 184,633,702.20 × 71,926,165.20
  4. Step 4: Simplify right side
    123,070,472.40x = 13,279,994,165,924,804
  5. Step 5: Solve for x
    x = 13,279,994,165,924,804/123,070,472.40
  6. Step 6: Final answer
    x = 107,905,608.12

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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.