Home / 2,929,253,175.40-4,038,522,819.78-2,113,830,324.04

Finding the Fourth Proportional to 2,929,253,175.40, 4,038,522,819.78 and 2,113,830,324.04

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Solution

The fourth proportional to 2,929,253,175.40, 4,038,522,819.78 and 2,113,830,324.04 is: 2,914,310,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,253,175.40 : 4,038,522,819.78 = 2,113,830,324.04 : x
  2. Step 2: Convert to fraction form
    2,929,253,175.40/4,038,522,819.78 = 2,113,830,324.04/x
  3. Step 3: Cross multiply
    2,929,253,175.40x = 4,038,522,819.78 × 2,113,830,324.04
  4. Step 4: Simplify right side
    2,929,253,175.40x = 8,536,752,000,778,491,904
  5. Step 5: Solve for x
    x = 8,536,752,000,778,491,904/2,929,253,175.40
  6. Step 6: Final answer
    x = 2,914,310,061.17

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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.