Home / 123,924,903.13-185,847,917.11-40,911,198.97

Finding the Fourth Proportional to 123,924,903.13, 185,847,917.11 and 40,911,198.97

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Solution

The fourth proportional to 123,924,903.13, 185,847,917.11 and 40,911,198.97 is: 61,353,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,924,903.13 : 185,847,917.11 = 40,911,198.97 : x
  2. Step 2: Convert to fraction form
    123,924,903.13/185,847,917.11 = 40,911,198.97/x
  3. Step 3: Cross multiply
    123,924,903.13x = 185,847,917.11 × 40,911,198.97
  4. Step 4: Simplify right side
    123,924,903.13x = 7,603,261,115,047,278
  5. Step 5: Solve for x
    x = 7,603,261,115,047,278/123,924,903.13
  6. Step 6: Final answer
    x = 61,353,778.97

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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.