Home / 345,844,844.64-518,766,635.57-112,675,281.26

Finding the Fourth Proportional to 345,844,844.64, 518,766,635.57 and 112,675,281.26

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Solution

The fourth proportional to 345,844,844.64, 518,766,635.57 and 112,675,281.26 is: 169,012,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,844,844.64 : 518,766,635.57 = 112,675,281.26 : x
  2. Step 2: Convert to fraction form
    345,844,844.64/518,766,635.57 = 112,675,281.26/x
  3. Step 3: Cross multiply
    345,844,844.64x = 518,766,635.57 × 112,675,281.26
  4. Step 4: Simplify right side
    345,844,844.64x = 58,452,176,567,996,456
  5. Step 5: Solve for x
    x = 58,452,176,567,996,456/345,844,844.64
  6. Step 6: Final answer
    x = 169,012,716.18

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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.