Home / 415,254,886.10-622,882,329.15-108,577,999.70

Finding the Fourth Proportional to 415,254,886.10, 622,882,329.15 and 108,577,999.70

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Solution

The fourth proportional to 415,254,886.10, 622,882,329.15 and 108,577,999.70 is: 162,866,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,254,886.10 : 622,882,329.15 = 108,577,999.70 : x
  2. Step 2: Convert to fraction form
    415,254,886.10/622,882,329.15 = 108,577,999.70/x
  3. Step 3: Cross multiply
    415,254,886.10x = 622,882,329.15 × 108,577,999.70
  4. Step 4: Simplify right side
    415,254,886.10x = 67,631,317,347,584,000
  5. Step 5: Solve for x
    x = 67,631,317,347,584,000/415,254,886.10
  6. Step 6: Final answer
    x = 162,866,999.55

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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.