Home / 392,053,350.40-587,184,230.40-230,810,214.40

Finding the Fourth Proportional to 392,053,350.40, 587,184,230.40 and 230,810,214.40

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Solution

The fourth proportional to 392,053,350.40, 587,184,230.40 and 230,810,214.40 is: 345,687,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,053,350.40 : 587,184,230.40 = 230,810,214.40 : x
  2. Step 2: Convert to fraction form
    392,053,350.40/587,184,230.40 = 230,810,214.40/x
  3. Step 3: Cross multiply
    392,053,350.40x = 587,184,230.40 × 230,810,214.40
  4. Step 4: Simplify right side
    392,053,350.40x = 135,528,118,110,922,992
  5. Step 5: Solve for x
    x = 135,528,118,110,922,992/392,053,350.40
  6. Step 6: Final answer
    x = 345,687,947.76

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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.