Home / 120,555,077.38-180,832,616.07-35,454,533.38

Finding the Fourth Proportional to 120,555,077.38, 180,832,616.07 and 35,454,533.38

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Solution

The fourth proportional to 120,555,077.38, 180,832,616.07 and 35,454,533.38 is: 53,181,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,555,077.38 : 180,832,616.07 = 35,454,533.38 : x
  2. Step 2: Convert to fraction form
    120,555,077.38/180,832,616.07 = 35,454,533.38/x
  3. Step 3: Cross multiply
    120,555,077.38x = 180,832,616.07 × 35,454,533.38
  4. Step 4: Simplify right side
    120,555,077.38x = 6,411,336,022,646,540
  5. Step 5: Solve for x
    x = 6,411,336,022,646,540/120,555,077.38
  6. Step 6: Final answer
    x = 53,181,800.07

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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.