Home / 130,120,111.72-195,181,566.30-39,244,488.04

Finding the Fourth Proportional to 130,120,111.72, 195,181,566.30 and 39,244,488.04

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Solution

The fourth proportional to 130,120,111.72, 195,181,566.30 and 39,244,488.04 is: 58,867,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,120,111.72 : 195,181,566.30 = 39,244,488.04 : x
  2. Step 2: Convert to fraction form
    130,120,111.72/195,181,566.30 = 39,244,488.04/x
  3. Step 3: Cross multiply
    130,120,111.72x = 195,181,566.30 × 39,244,488.04
  4. Step 4: Simplify right side
    130,120,111.72x = 7,659,800,644,288,817
  5. Step 5: Solve for x
    x = 7,659,800,644,288,817/130,120,111.72
  6. Step 6: Final answer
    x = 58,867,153.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.