Home / 250,454,288.35-345,483,320.55-156,204,806.57

Finding the Fourth Proportional to 250,454,288.35, 345,483,320.55 and 156,204,806.57

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Solution

The fourth proportional to 250,454,288.35, 345,483,320.55 and 156,204,806.57 is: 215,473,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,454,288.35 : 345,483,320.55 = 156,204,806.57 : x
  2. Step 2: Convert to fraction form
    250,454,288.35/345,483,320.55 = 156,204,806.57/x
  3. Step 3: Cross multiply
    250,454,288.35x = 345,483,320.55 × 156,204,806.57
  4. Step 4: Simplify right side
    250,454,288.35x = 53,966,155,259,674,056
  5. Step 5: Solve for x
    x = 53,966,155,259,674,056/250,454,288.35
  6. Step 6: Final answer
    x = 215,473,073.42

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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.