Home / 229,435,753,926.75-316,622,324,768.46-125,151,487,830.23

Finding the Fourth Proportional to 229,435,753,926.75, 316,622,324,768.46 and 125,151,487,830.23

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Solution

The fourth proportional to 229,435,753,926.75, 316,622,324,768.46 and 125,151,487,830.23 is: 172,709,590,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,435,753,926.75 : 316,622,324,768.46 = 125,151,487,830.23 : x
  2. Step 2: Convert to fraction form
    229,435,753,926.75/316,622,324,768.46 = 125,151,487,830.23/x
  3. Step 3: Cross multiply
    229,435,753,926.75x = 316,622,324,768.46 × 125,151,487,830.23
  4. Step 4: Simplify right side
    229,435,753,926.75x = 39,625,755,025,039,056,437,248
  5. Step 5: Solve for x
    x = 39,625,755,025,039,056,437,248/229,435,753,926.75
  6. Step 6: Final answer
    x = 172,709,590,143.87

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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.