Home / 89,282,088,176.10-133,923,132,264.15-80,448,901,026.90

Finding the Fourth Proportional to 89,282,088,176.10, 133,923,132,264.15 and 80,448,901,026.90

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Solution

The fourth proportional to 89,282,088,176.10, 133,923,132,264.15 and 80,448,901,026.90 is: 120,673,351,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,282,088,176.10 : 133,923,132,264.15 = 80,448,901,026.90 : x
  2. Step 2: Convert to fraction form
    89,282,088,176.10/133,923,132,264.15 = 80,448,901,026.90/x
  3. Step 3: Cross multiply
    89,282,088,176.10x = 133,923,132,264.15 × 80,448,901,026.90
  4. Step 4: Simplify right side
    89,282,088,176.10x = 10,773,968,812,731,040,530,432
  5. Step 5: Solve for x
    x = 10,773,968,812,731,040,530,432/89,282,088,176.10
  6. Step 6: Final answer
    x = 120,673,351,540.35

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Double scale
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Similar ratio
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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.