Home / 18,452,988,712.80-27,676,795,683.60-5,365,420,840.80

Finding the Fourth Proportional to 18,452,988,712.80, 27,676,795,683.60 and 5,365,420,840.80

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Solution

The fourth proportional to 18,452,988,712.80, 27,676,795,683.60 and 5,365,420,840.80 is: 8,047,349,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,988,712.80 : 27,676,795,683.60 = 5,365,420,840.80 : x
  2. Step 2: Convert to fraction form
    18,452,988,712.80/27,676,795,683.60 = 5,365,420,840.80/x
  3. Step 3: Cross multiply
    18,452,988,712.80x = 27,676,795,683.60 × 5,365,420,840.80
  4. Step 4: Simplify right side
    18,452,988,712.80x = 148,497,656,367,350,906,880
  5. Step 5: Solve for x
    x = 148,497,656,367,350,906,880/18,452,988,712.80
  6. Step 6: Final answer
    x = 8,047,349,872.62

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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.