Home / 126,132,933,605.19-174,064,533,687.48-71,942,225,976.15

Finding the Fourth Proportional to 126,132,933,605.19, 174,064,533,687.48 and 71,942,225,976.15

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Solution

The fourth proportional to 126,132,933,605.19, 174,064,533,687.48 and 71,942,225,976.15 is: 99,280,890,874.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,132,933,605.19 : 174,064,533,687.48 = 71,942,225,976.15 : x
  2. Step 2: Convert to fraction form
    126,132,933,605.19/174,064,533,687.48 = 71,942,225,976.15/x
  3. Step 3: Cross multiply
    126,132,933,605.19x = 174,064,533,687.48 × 71,942,225,976.15
  4. Step 4: Simplify right side
    126,132,933,605.19x = 12,522,590,016,977,860,820,992
  5. Step 5: Solve for x
    x = 12,522,590,016,977,860,820,992/126,132,933,605.19
  6. Step 6: Final answer
    x = 99,280,890,874.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.