Home / 96,665,077.20-144,997,615.80-78,970,357.20

Finding the Fourth Proportional to 96,665,077.20, 144,997,615.80 and 78,970,357.20

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Solution

The fourth proportional to 96,665,077.20, 144,997,615.80 and 78,970,357.20 is: 118,455,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,665,077.20 : 144,997,615.80 = 78,970,357.20 : x
  2. Step 2: Convert to fraction form
    96,665,077.20/144,997,615.80 = 78,970,357.20/x
  3. Step 3: Cross multiply
    96,665,077.20x = 144,997,615.80 × 78,970,357.20
  4. Step 4: Simplify right side
    96,665,077.20x = 11,450,513,512,874,366
  5. Step 5: Solve for x
    x = 11,450,513,512,874,366/96,665,077.20
  6. Step 6: Final answer
    x = 118,455,535.80

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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.