Home / 987,016,237,856.25-1,480,625,800,006.90-341,620,808,949.95

Finding the Fourth Proportional to 987,016,237,856.25, 1,480,625,800,006.90 and 341,620,808,949.95

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Solution

The fourth proportional to 987,016,237,856.25, 1,480,625,800,006.90 and 341,620,808,949.95 is: 512,466,324,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,016,237,856.25 : 1,480,625,800,006.90 = 341,620,808,949.95 : x
  2. Step 2: Convert to fraction form
    987,016,237,856.25/1,480,625,800,006.90 = 341,620,808,949.95/x
  3. Step 3: Cross multiply
    987,016,237,856.25x = 1,480,625,800,006.90 × 341,620,808,949.95
  4. Step 4: Simplify right side
    987,016,237,856.25x = 505,812,583,550,524,028,092,416
  5. Step 5: Solve for x
    x = 505,812,583,550,524,028,092,416/987,016,237,856.25
  6. Step 6: Final answer
    x = 512,466,324,413.39

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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.