Home / 39,285,469,549.28-58,970,153,512.20-16,912,291,639.52

Finding the Fourth Proportional to 39,285,469,549.28, 58,970,153,512.20 and 16,912,291,639.52

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Solution

The fourth proportional to 39,285,469,549.28, 58,970,153,512.20 and 16,912,291,639.52 is: 25,386,496,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,285,469,549.28 : 58,970,153,512.20 = 16,912,291,639.52 : x
  2. Step 2: Convert to fraction form
    39,285,469,549.28/58,970,153,512.20 = 16,912,291,639.52/x
  3. Step 3: Cross multiply
    39,285,469,549.28x = 58,970,153,512.20 × 16,912,291,639.52
  4. Step 4: Simplify right side
    39,285,469,549.28x = 997,320,434,225,590,960,128
  5. Step 5: Solve for x
    x = 997,320,434,225,590,960,128/39,285,469,549.28
  6. Step 6: Final answer
    x = 25,386,496,474.85

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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.