Home / 25,548,438,566.87-38,324,011,253.20-7,874,255,628.71

Finding the Fourth Proportional to 25,548,438,566.87, 38,324,011,253.20 and 7,874,255,628.71

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Solution

The fourth proportional to 25,548,438,566.87, 38,324,011,253.20 and 7,874,255,628.71 is: 11,811,800,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,548,438,566.87 : 38,324,011,253.20 = 7,874,255,628.71 : x
  2. Step 2: Convert to fraction form
    25,548,438,566.87/38,324,011,253.20 = 7,874,255,628.71/x
  3. Step 3: Cross multiply
    25,548,438,566.87x = 38,324,011,253.20 × 7,874,255,628.71
  4. Step 4: Simplify right side
    25,548,438,566.87x = 301,773,061,325,024,460,800
  5. Step 5: Solve for x
    x = 301,773,061,325,024,460,800/25,548,438,566.87
  6. Step 6: Final answer
    x = 11,811,800,573.85

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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.