Home / 7,987,897,792.84-11,983,480,870.38-2,746,825,338.60

Finding the Fourth Proportional to 7,987,897,792.84, 11,983,480,870.38 and 2,746,825,338.60

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Solution

The fourth proportional to 7,987,897,792.84, 11,983,480,870.38 and 2,746,825,338.60 is: 4,120,799,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,897,792.84 : 11,983,480,870.38 = 2,746,825,338.60 : x
  2. Step 2: Convert to fraction form
    7,987,897,792.84/11,983,480,870.38 = 2,746,825,338.60/x
  3. Step 3: Cross multiply
    7,987,897,792.84x = 11,983,480,870.38 × 2,746,825,338.60
  4. Step 4: Simplify right side
    7,987,897,792.84x = 32,916,528,899,388,162,048
  5. Step 5: Solve for x
    x = 32,916,528,899,388,162,048/7,987,897,792.84
  6. Step 6: Final answer
    x = 4,120,799,959.27

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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.