Home / 124,126,835.20-186,274,233.60-55,934,425.60

Finding the Fourth Proportional to 124,126,835.20, 186,274,233.60 and 55,934,425.60

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Solution

The fourth proportional to 124,126,835.20, 186,274,233.60 and 55,934,425.60 is: 83,939,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,126,835.20 : 186,274,233.60 = 55,934,425.60 : x
  2. Step 2: Convert to fraction form
    124,126,835.20/186,274,233.60 = 55,934,425.60/x
  3. Step 3: Cross multiply
    124,126,835.20x = 186,274,233.60 × 55,934,425.60
  4. Step 4: Simplify right side
    124,126,835.20x = 10,419,142,260,496,220
  5. Step 5: Solve for x
    x = 10,419,142,260,496,220/124,126,835.20
  6. Step 6: Final answer
    x = 83,939,482.09

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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.