Home / 99,274,500.80-148,911,751.20-73,765,332.80

Finding the Fourth Proportional to 99,274,500.80, 148,911,751.20 and 73,765,332.80

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Solution

The fourth proportional to 99,274,500.80, 148,911,751.20 and 73,765,332.80 is: 110,647,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274,500.80 : 148,911,751.20 = 73,765,332.80 : x
  2. Step 2: Convert to fraction form
    99,274,500.80/148,911,751.20 = 73,765,332.80/x
  3. Step 3: Cross multiply
    99,274,500.80x = 148,911,751.20 × 73,765,332.80
  4. Step 4: Simplify right side
    99,274,500.80x = 10,984,524,885,098,798
  5. Step 5: Solve for x
    x = 10,984,524,885,098,798/99,274,500.80
  6. Step 6: Final answer
    x = 110,647,999.20

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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.