Home / 124,768,014.90-187,152,022.35-43,997,147.70

Finding the Fourth Proportional to 124,768,014.90, 187,152,022.35 and 43,997,147.70

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Solution

The fourth proportional to 124,768,014.90, 187,152,022.35 and 43,997,147.70 is: 65,995,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,768,014.90 : 187,152,022.35 = 43,997,147.70 : x
  2. Step 2: Convert to fraction form
    124,768,014.90/187,152,022.35 = 43,997,147.70/x
  3. Step 3: Cross multiply
    124,768,014.90x = 187,152,022.35 × 43,997,147.70
  4. Step 4: Simplify right side
    124,768,014.90x = 8,234,155,169,686,651
  5. Step 5: Solve for x
    x = 8,234,155,169,686,651/124,768,014.90
  6. Step 6: Final answer
    x = 65,995,721.55

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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.