Home / 442,838,325.80-664,275,642.63-151,905,524.83

Finding the Fourth Proportional to 442,838,325.80, 664,275,642.63 and 151,905,524.83

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Solution

The fourth proportional to 442,838,325.80, 664,275,642.63 and 151,905,524.83 is: 227,864,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,838,325.80 : 664,275,642.63 = 151,905,524.83 : x
  2. Step 2: Convert to fraction form
    442,838,325.80/664,275,642.63 = 151,905,524.83/x
  3. Step 3: Cross multiply
    442,838,325.80x = 664,275,642.63 × 151,905,524.83
  4. Step 4: Simplify right side
    442,838,325.80x = 100,907,140,123,265,328
  5. Step 5: Solve for x
    x = 100,907,140,123,265,328/442,838,325.80
  6. Step 6: Final answer
    x = 227,864,514.53

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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.