Home / 3,168,432,488.82-4,752,642,201.39-1,787,620,175.22

Finding the Fourth Proportional to 3,168,432,488.82, 4,752,642,201.39 and 1,787,620,175.22

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Solution

The fourth proportional to 3,168,432,488.82, 4,752,642,201.39 and 1,787,620,175.22 is: 2,681,426,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,432,488.82 : 4,752,642,201.39 = 1,787,620,175.22 : x
  2. Step 2: Convert to fraction form
    3,168,432,488.82/4,752,642,201.39 = 1,787,620,175.22/x
  3. Step 3: Cross multiply
    3,168,432,488.82x = 4,752,642,201.39 × 1,787,620,175.22
  4. Step 4: Simplify right side
    3,168,432,488.82x = 8,495,919,084,806,759,424
  5. Step 5: Solve for x
    x = 8,495,919,084,806,759,424/3,168,432,488.82
  6. Step 6: Final answer
    x = 2,681,426,577.59

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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.