Home / 1,471,996,078.59-2,208,013,350.18-489,422,617.94

Finding the Fourth Proportional to 1,471,996,078.59, 2,208,013,350.18 and 489,422,617.94

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Solution

The fourth proportional to 1,471,996,078.59, 2,208,013,350.18 and 489,422,617.94 is: 734,140,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,996,078.59 : 2,208,013,350.18 = 489,422,617.94 : x
  2. Step 2: Convert to fraction form
    1,471,996,078.59/2,208,013,350.18 = 489,422,617.94/x
  3. Step 3: Cross multiply
    1,471,996,078.59x = 2,208,013,350.18 × 489,422,617.94
  4. Step 4: Simplify right side
    1,471,996,078.59x = 1,080,651,674,298,309,120
  5. Step 5: Solve for x
    x = 1,080,651,674,298,309,120/1,471,996,078.59
  6. Step 6: Final answer
    x = 734,140,321.44

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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.