Home / 142,238,167.20-213,516,683.10-110,032,842.60

Finding the Fourth Proportional to 142,238,167.20, 213,516,683.10 and 110,032,842.60

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Solution

The fourth proportional to 142,238,167.20, 213,516,683.10 and 110,032,842.60 is: 165,172,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,238,167.20 : 213,516,683.10 = 110,032,842.60 : x
  2. Step 2: Convert to fraction form
    142,238,167.20/213,516,683.10 = 110,032,842.60/x
  3. Step 3: Cross multiply
    142,238,167.20x = 213,516,683.10 × 110,032,842.60
  4. Step 4: Simplify right side
    142,238,167.20x = 23,493,847,584,016,380
  5. Step 5: Solve for x
    x = 23,493,847,584,016,380/142,238,167.20
  6. Step 6: Final answer
    x = 165,172,597.81

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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.