Home / 295,245,332.40-442,867,998.60-197,672,764.80

Finding the Fourth Proportional to 295,245,332.40, 442,867,998.60 and 197,672,764.80

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Solution

The fourth proportional to 295,245,332.40, 442,867,998.60 and 197,672,764.80 is: 296,509,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,332.40 : 442,867,998.60 = 197,672,764.80 : x
  2. Step 2: Convert to fraction form
    295,245,332.40/442,867,998.60 = 197,672,764.80/x
  3. Step 3: Cross multiply
    295,245,332.40x = 442,867,998.60 × 197,672,764.80
  4. Step 4: Simplify right side
    295,245,332.40x = 87,542,941,724,704,544
  5. Step 5: Solve for x
    x = 87,542,941,724,704,544/295,245,332.40
  6. Step 6: Final answer
    x = 296,509,147.20

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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.