Home / 3,152,705,332.80-4,729,057,999.20-1,991,754,753.60

Finding the Fourth Proportional to 3,152,705,332.80, 4,729,057,999.20 and 1,991,754,753.60

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Solution

The fourth proportional to 3,152,705,332.80, 4,729,057,999.20 and 1,991,754,753.60 is: 2,987,632,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,705,332.80 : 4,729,057,999.20 = 1,991,754,753.60 : x
  2. Step 2: Convert to fraction form
    3,152,705,332.80/4,729,057,999.20 = 1,991,754,753.60/x
  3. Step 3: Cross multiply
    3,152,705,332.80x = 4,729,057,999.20 × 1,991,754,753.60
  4. Step 4: Simplify right side
    3,152,705,332.80x = 9,419,123,749,956,704,256
  5. Step 5: Solve for x
    x = 9,419,123,749,956,704,256/3,152,705,332.80
  6. Step 6: Final answer
    x = 2,987,632,130.40

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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.