Home / 264,414,515.40-396,940,637.70-147,922,648.20

Finding the Fourth Proportional to 264,414,515.40, 396,940,637.70 and 147,922,648.20

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Solution

The fourth proportional to 264,414,515.40, 396,940,637.70 and 147,922,648.20 is: 222,062,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,414,515.40 : 396,940,637.70 = 147,922,648.20 : x
  2. Step 2: Convert to fraction form
    264,414,515.40/396,940,637.70 = 147,922,648.20/x
  3. Step 3: Cross multiply
    264,414,515.40x = 396,940,637.70 × 147,922,648.20
  4. Step 4: Simplify right side
    264,414,515.40x = 58,716,510,306,780,752
  5. Step 5: Solve for x
    x = 58,716,510,306,780,752/264,414,515.40
  6. Step 6: Final answer
    x = 222,062,356.21

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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.