Home / 8,311,700,141.74-12,487,439,989.47-5,329,605,824.95

Finding the Fourth Proportional to 8,311,700,141.74, 12,487,439,989.47 and 5,329,605,824.95

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Solution

The fourth proportional to 8,311,700,141.74, 12,487,439,989.47 and 5,329,605,824.95 is: 8,007,162,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,700,141.74 : 12,487,439,989.47 = 5,329,605,824.95 : x
  2. Step 2: Convert to fraction form
    8,311,700,141.74/12,487,439,989.47 = 5,329,605,824.95/x
  3. Step 3: Cross multiply
    8,311,700,141.74x = 12,487,439,989.47 × 5,329,605,824.95
  4. Step 4: Simplify right side
    8,311,700,141.74x = 66,553,132,906,503,790,592
  5. Step 5: Solve for x
    x = 66,553,132,906,503,790,592/8,311,700,141.74
  6. Step 6: Final answer
    x = 8,007,162,406.20

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1.5x scale

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.