Home / 230,107,867.68-345,163,091.94-76,753,503.12

Finding the Fourth Proportional to 230,107,867.68, 345,163,091.94 and 76,753,503.12

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Solution

The fourth proportional to 230,107,867.68, 345,163,091.94 and 76,753,503.12 is: 115,130,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,107,867.68 : 345,163,091.94 = 76,753,503.12 : x
  2. Step 2: Convert to fraction form
    230,107,867.68/345,163,091.94 = 76,753,503.12/x
  3. Step 3: Cross multiply
    230,107,867.68x = 345,163,091.94 × 76,753,503.12
  4. Step 4: Simplify right side
    230,107,867.68x = 26,492,476,454,125,640
  5. Step 5: Solve for x
    x = 26,492,476,454,125,640/230,107,867.68
  6. Step 6: Final answer
    x = 115,130,685.11

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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.