Home / 578,155,957.44-867,131,422.37-262,948,154.95

Finding the Fourth Proportional to 578,155,957.44, 867,131,422.37 and 262,948,154.95

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Solution

The fourth proportional to 578,155,957.44, 867,131,422.37 and 262,948,154.95 is: 394,375,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,155,957.44 : 867,131,422.37 = 262,948,154.95 : x
  2. Step 2: Convert to fraction form
    578,155,957.44/867,131,422.37 = 262,948,154.95/x
  3. Step 3: Cross multiply
    578,155,957.44x = 867,131,422.37 × 262,948,154.95
  4. Step 4: Simplify right side
    578,155,957.44x = 228,010,607,611,360,640
  5. Step 5: Solve for x
    x = 228,010,607,611,360,640/578,155,957.44
  6. Step 6: Final answer
    x = 394,375,608.65

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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.