Home / 120,724,891.20-181,087,336.80-44,022,427.20

Finding the Fourth Proportional to 120,724,891.20, 181,087,336.80 and 44,022,427.20

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Solution

The fourth proportional to 120,724,891.20, 181,087,336.80 and 44,022,427.20 is: 66,033,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,724,891.20 : 181,087,336.80 = 44,022,427.20 : x
  2. Step 2: Convert to fraction form
    120,724,891.20/181,087,336.80 = 44,022,427.20/x
  3. Step 3: Cross multiply
    120,724,891.20x = 181,087,336.80 × 44,022,427.20
  4. Step 4: Simplify right side
    120,724,891.20x = 7,971,904,101,119,882
  5. Step 5: Solve for x
    x = 7,971,904,101,119,882/120,724,891.20
  6. Step 6: Final answer
    x = 66,033,640.80

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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.