Home / 250,454,291.35-345,483,324.69-156,204,809.57

Finding the Fourth Proportional to 250,454,291.35, 345,483,324.69 and 156,204,809.57

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Solution

The fourth proportional to 250,454,291.35, 345,483,324.69 and 156,204,809.57 is: 215,473,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,454,291.35 : 345,483,324.69 = 156,204,809.57 : x
  2. Step 2: Convert to fraction form
    250,454,291.35/345,483,324.69 = 156,204,809.57/x
  3. Step 3: Cross multiply
    250,454,291.35x = 345,483,324.69 × 156,204,809.57
  4. Step 4: Simplify right side
    250,454,291.35x = 53,966,156,942,811,928
  5. Step 5: Solve for x
    x = 53,966,156,942,811,928/250,454,291.35
  6. Step 6: Final answer
    x = 215,473,077.55

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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.