Home / 99,278,600.20-148,931,897.10-31,114,184.20

Finding the Fourth Proportional to 99,278,600.20, 148,931,897.10 and 31,114,184.20

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Solution

The fourth proportional to 99,278,600.20, 148,931,897.10 and 31,114,184.20 is: 46,675,662.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,278,600.20 : 148,931,897.10 = 31,114,184.20 : x
  2. Step 2: Convert to fraction form
    99,278,600.20/148,931,897.10 = 31,114,184.20/x
  3. Step 3: Cross multiply
    99,278,600.20x = 148,931,897.10 × 31,114,184.20
  4. Step 4: Simplify right side
    99,278,600.20x = 4,633,894,479,624,846
  5. Step 5: Solve for x
    x = 4,633,894,479,624,846/99,278,600.20
  6. Step 6: Final answer
    x = 46,675,662.94

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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.