Home / 187,234,821.60-280,853,107.20-66,066,273.60

Finding the Fourth Proportional to 187,234,821.60, 280,853,107.20 and 66,066,273.60

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Solution

The fourth proportional to 187,234,821.60, 280,853,107.20 and 66,066,273.60 is: 99,099,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,234,821.60 : 280,853,107.20 = 66,066,273.60 : x
  2. Step 2: Convert to fraction form
    187,234,821.60/280,853,107.20 = 66,066,273.60/x
  3. Step 3: Cross multiply
    187,234,821.60x = 280,853,107.20 × 66,066,273.60
  4. Step 4: Simplify right side
    187,234,821.60x = 18,554,918,221,685,328
  5. Step 5: Solve for x
    x = 18,554,918,221,685,328/187,234,821.60
  6. Step 6: Final answer
    x = 99,099,719.08

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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.