Home / 324,807,432.54-487,239,790.01-91,640,184.54

Finding the Fourth Proportional to 324,807,432.54, 487,239,790.01 and 91,640,184.54

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Solution

The fourth proportional to 324,807,432.54, 487,239,790.01 and 91,640,184.54 is: 137,468,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,807,432.54 : 487,239,790.01 = 91,640,184.54 : x
  2. Step 2: Convert to fraction form
    324,807,432.54/487,239,790.01 = 91,640,184.54/x
  3. Step 3: Cross multiply
    324,807,432.54x = 487,239,790.01 × 91,640,184.54
  4. Step 4: Simplify right side
    324,807,432.54x = 44,650,744,270,758,248
  5. Step 5: Solve for x
    x = 44,650,744,270,758,248/324,807,432.54
  6. Step 6: Final answer
    x = 137,468,357.55

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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.