Home / 251,925,687.40-377,888,531.10-106,523,429.80

Finding the Fourth Proportional to 251,925,687.40, 377,888,531.10 and 106,523,429.80

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Solution

The fourth proportional to 251,925,687.40, 377,888,531.10 and 106,523,429.80 is: 159,785,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,925,687.40 : 377,888,531.10 = 106,523,429.80 : x
  2. Step 2: Convert to fraction form
    251,925,687.40/377,888,531.10 = 106,523,429.80/x
  3. Step 3: Cross multiply
    251,925,687.40x = 377,888,531.10 × 106,523,429.80
  4. Step 4: Simplify right side
    251,925,687.40x = 40,253,982,414,855,968
  5. Step 5: Solve for x
    x = 40,253,982,414,855,968/251,925,687.40
  6. Step 6: Final answer
    x = 159,785,144.70

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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.