Home / 133,059,612.30-199,589,418.45-123,106,332.30

Finding the Fourth Proportional to 133,059,612.30, 199,589,418.45 and 123,106,332.30

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Solution

The fourth proportional to 133,059,612.30, 199,589,418.45 and 123,106,332.30 is: 184,659,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,612.30 : 199,589,418.45 = 123,106,332.30 : x
  2. Step 2: Convert to fraction form
    133,059,612.30/199,589,418.45 = 123,106,332.30/x
  3. Step 3: Cross multiply
    133,059,612.30x = 199,589,418.45 × 123,106,332.30
  4. Step 4: Simplify right side
    133,059,612.30x = 24,570,721,271,269,448
  5. Step 5: Solve for x
    x = 24,570,721,271,269,448/133,059,612.30
  6. Step 6: Final answer
    x = 184,659,498.45

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Double scale
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Similar ratio
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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.