Home / 81,649,732,081.20-122,474,598,121.80-25,757,869,534.80

Finding the Fourth Proportional to 81,649,732,081.20, 122,474,598,121.80 and 25,757,869,534.80

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Solution

The fourth proportional to 81,649,732,081.20, 122,474,598,121.80 and 25,757,869,534.80 is: 38,636,804,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,649,732,081.20 : 122,474,598,121.80 = 25,757,869,534.80 : x
  2. Step 2: Convert to fraction form
    81,649,732,081.20/122,474,598,121.80 = 25,757,869,534.80/x
  3. Step 3: Cross multiply
    81,649,732,081.20x = 122,474,598,121.80 × 25,757,869,534.80
  4. Step 4: Simplify right side
    81,649,732,081.20x = 3,154,684,719,748,385,603,584
  5. Step 5: Solve for x
    x = 3,154,684,719,748,385,603,584/81,649,732,081.20
  6. Step 6: Final answer
    x = 38,636,804,302.20

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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.