Home / 363,437,002.80-545,155,504.20-148,026,250.80

Finding the Fourth Proportional to 363,437,002.80, 545,155,504.20 and 148,026,250.80

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Solution

The fourth proportional to 363,437,002.80, 545,155,504.20 and 148,026,250.80 is: 222,039,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,437,002.80 : 545,155,504.20 = 148,026,250.80 : x
  2. Step 2: Convert to fraction form
    363,437,002.80/545,155,504.20 = 148,026,250.80/x
  3. Step 3: Cross multiply
    363,437,002.80x = 545,155,504.20 × 148,026,250.80
  4. Step 4: Simplify right side
    363,437,002.80x = 80,697,325,389,709,664
  5. Step 5: Solve for x
    x = 80,697,325,389,709,664/363,437,002.80
  6. Step 6: Final answer
    x = 222,039,376.20

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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.