Home / 72,449,339,505.81-108,723,650,020.04-25,285,813,385.43

Finding the Fourth Proportional to 72,449,339,505.81, 108,723,650,020.04 and 25,285,813,385.43

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Solution

The fourth proportional to 72,449,339,505.81, 108,723,650,020.04 and 25,285,813,385.43 is: 37,946,045,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,449,339,505.81 : 108,723,650,020.04 = 25,285,813,385.43 : x
  2. Step 2: Convert to fraction form
    72,449,339,505.81/108,723,650,020.04 = 25,285,813,385.43/x
  3. Step 3: Cross multiply
    72,449,339,505.81x = 108,723,650,020.04 × 25,285,813,385.43
  4. Step 4: Simplify right side
    72,449,339,505.81x = 2,749,165,924,989,534,208,000
  5. Step 5: Solve for x
    x = 2,749,165,924,989,534,208,000/72,449,339,505.81
  6. Step 6: Final answer
    x = 37,946,045,384.85

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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.