Home / 214,175,304.27-321,291,555.23-84,752,647.16

Finding the Fourth Proportional to 214,175,304.27, 321,291,555.23 and 84,752,647.16

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Solution

The fourth proportional to 214,175,304.27, 321,291,555.23 and 84,752,647.16 is: 127,140,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,175,304.27 : 321,291,555.23 = 84,752,647.16 : x
  2. Step 2: Convert to fraction form
    214,175,304.27/321,291,555.23 = 84,752,647.16/x
  3. Step 3: Cross multiply
    214,175,304.27x = 321,291,555.23 × 84,752,647.16
  4. Step 4: Simplify right side
    214,175,304.27x = 27,230,309,813,865,624
  5. Step 5: Solve for x
    x = 27,230,309,813,865,624/214,175,304.27
  6. Step 6: Final answer
    x = 127,140,287.75

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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.