Home / 2,018,151,517.80-3,025,074,940.65-774,101,280.90

Finding the Fourth Proportional to 2,018,151,517.80, 3,025,074,940.65 and 774,101,280.90

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Solution

The fourth proportional to 2,018,151,517.80, 3,025,074,940.65 and 774,101,280.90 is: 1,160,326,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,151,517.80 : 3,025,074,940.65 = 774,101,280.90 : x
  2. Step 2: Convert to fraction form
    2,018,151,517.80/3,025,074,940.65 = 774,101,280.90/x
  3. Step 3: Cross multiply
    2,018,151,517.80x = 3,025,074,940.65 × 774,101,280.90
  4. Step 4: Simplify right side
    2,018,151,517.80x = 2,341,714,386,375,656,448
  5. Step 5: Solve for x
    x = 2,341,714,386,375,656,448/2,018,151,517.80
  6. Step 6: Final answer
    x = 1,160,326,350.98

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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.