Home / 189,552,177.20-284,328,265.80-123,795,210.80

Finding the Fourth Proportional to 189,552,177.20, 284,328,265.80 and 123,795,210.80

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Solution

The fourth proportional to 189,552,177.20, 284,328,265.80 and 123,795,210.80 is: 185,692,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,177.20 : 284,328,265.80 = 123,795,210.80 : x
  2. Step 2: Convert to fraction form
    189,552,177.20/284,328,265.80 = 123,795,210.80/x
  3. Step 3: Cross multiply
    189,552,177.20x = 284,328,265.80 × 123,795,210.80
  4. Step 4: Simplify right side
    189,552,177.20x = 35,198,477,601,109,432
  5. Step 5: Solve for x
    x = 35,198,477,601,109,432/189,552,177.20
  6. Step 6: Final answer
    x = 185,692,816.20

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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.