Home / 3,320,977,806.29-4,582,970,098.76-1,815,607,400.87

Finding the Fourth Proportional to 3,320,977,806.29, 4,582,970,098.76 and 1,815,607,400.87

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Solution

The fourth proportional to 3,320,977,806.29, 4,582,970,098.76 and 1,815,607,400.87 is: 2,505,549,544.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,977,806.29 : 4,582,970,098.76 = 1,815,607,400.87 : x
  2. Step 2: Convert to fraction form
    3,320,977,806.29/4,582,970,098.76 = 1,815,607,400.87/x
  3. Step 3: Cross multiply
    3,320,977,806.29x = 4,582,970,098.76 × 1,815,607,400.87
  4. Step 4: Simplify right side
    3,320,977,806.29x = 8,320,874,429,274,570,752
  5. Step 5: Solve for x
    x = 8,320,874,429,274,570,752/3,320,977,806.29
  6. Step 6: Final answer
    x = 2,505,549,544.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.