Home / 178,915,169,279.14-268,370,985,346.07-81,969,202,293.22

Finding the Fourth Proportional to 178,915,169,279.14, 268,370,985,346.07 and 81,969,202,293.22

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Solution

The fourth proportional to 178,915,169,279.14, 268,370,985,346.07 and 81,969,202,293.22 is: 122,952,993,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,915,169,279.14 : 268,370,985,346.07 = 81,969,202,293.22 : x
  2. Step 2: Convert to fraction form
    178,915,169,279.14/268,370,985,346.07 = 81,969,202,293.22/x
  3. Step 3: Cross multiply
    178,915,169,279.14x = 268,370,985,346.07 × 81,969,202,293.22
  4. Step 4: Simplify right side
    178,915,169,279.14x = 21,998,155,587,462,793,003,008
  5. Step 5: Solve for x
    x = 21,998,155,587,462,793,003,008/178,915,169,279.14
  6. Step 6: Final answer
    x = 122,952,993,176.01

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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.