Home / 68,086,656,154.80-102,129,984,232.20-36,740,990,516.40

Finding the Fourth Proportional to 68,086,656,154.80, 102,129,984,232.20 and 36,740,990,516.40

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Solution

The fourth proportional to 68,086,656,154.80, 102,129,984,232.20 and 36,740,990,516.40 is: 55,111,485,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,086,656,154.80 : 102,129,984,232.20 = 36,740,990,516.40 : x
  2. Step 2: Convert to fraction form
    68,086,656,154.80/102,129,984,232.20 = 36,740,990,516.40/x
  3. Step 3: Cross multiply
    68,086,656,154.80x = 102,129,984,232.20 × 36,740,990,516.40
  4. Step 4: Simplify right side
    68,086,656,154.80x = 3,752,356,782,115,341,729,792
  5. Step 5: Solve for x
    x = 3,752,356,782,115,341,729,792/68,086,656,154.80
  6. Step 6: Final answer
    x = 55,111,485,774.60

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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.