Home / 386,269,246.80-579,403,870.20-232,836,325.20

Finding the Fourth Proportional to 386,269,246.80, 579,403,870.20 and 232,836,325.20

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Solution

The fourth proportional to 386,269,246.80, 579,403,870.20 and 232,836,325.20 is: 349,254,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,269,246.80 : 579,403,870.20 = 232,836,325.20 : x
  2. Step 2: Convert to fraction form
    386,269,246.80/579,403,870.20 = 232,836,325.20/x
  3. Step 3: Cross multiply
    386,269,246.80x = 579,403,870.20 × 232,836,325.20
  4. Step 4: Simplify right side
    386,269,246.80x = 134,906,267,944,025,792
  5. Step 5: Solve for x
    x = 134,906,267,944,025,792/386,269,246.80
  6. Step 6: Final answer
    x = 349,254,487.80

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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.