Home / 178,915,169,279.64-268,370,985,346.82-81,969,202,293.72

Finding the Fourth Proportional to 178,915,169,279.64, 268,370,985,346.82 and 81,969,202,293.72

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Solution

The fourth proportional to 178,915,169,279.64, 268,370,985,346.82 and 81,969,202,293.72 is: 122,952,993,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,915,169,279.64 : 268,370,985,346.82 = 81,969,202,293.72 : x
  2. Step 2: Convert to fraction form
    178,915,169,279.64/268,370,985,346.82 = 81,969,202,293.72/x
  3. Step 3: Cross multiply
    178,915,169,279.64x = 268,370,985,346.82 × 81,969,202,293.72
  4. Step 4: Simplify right side
    178,915,169,279.64x = 21,998,155,587,658,457,284,608
  5. Step 5: Solve for x
    x = 21,998,155,587,658,457,284,608/178,915,169,279.64
  6. Step 6: Final answer
    x = 122,952,993,176.76

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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.