Home / 124,197,881.40-186,296,822.10-123,347,575.80

Finding the Fourth Proportional to 124,197,881.40, 186,296,822.10 and 123,347,575.80

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Solution

The fourth proportional to 124,197,881.40, 186,296,822.10 and 123,347,575.80 is: 185,021,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,197,881.40 : 186,296,822.10 = 123,347,575.80 : x
  2. Step 2: Convert to fraction form
    124,197,881.40/186,296,822.10 = 123,347,575.80/x
  3. Step 3: Cross multiply
    124,197,881.40x = 186,296,822.10 × 123,347,575.80
  4. Step 4: Simplify right side
    124,197,881.40x = 22,979,261,385,278,864
  5. Step 5: Solve for x
    x = 22,979,261,385,278,864/124,197,881.40
  6. Step 6: Final answer
    x = 185,021,363.70

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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.