Home / 345,304,540.80-517,991,675.04-112,125,503.04

Finding the Fourth Proportional to 345,304,540.80, 517,991,675.04 and 112,125,503.04

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Solution

The fourth proportional to 345,304,540.80, 517,991,675.04 and 112,125,503.04 is: 168,199,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,304,540.80 : 517,991,675.04 = 112,125,503.04 : x
  2. Step 2: Convert to fraction form
    345,304,540.80/517,991,675.04 = 112,125,503.04/x
  3. Step 3: Cross multiply
    345,304,540.80x = 517,991,675.04 × 112,125,503.04
  4. Step 4: Simplify right side
    345,304,540.80x = 58,080,077,134,392,216
  5. Step 5: Solve for x
    x = 58,080,077,134,392,216/345,304,540.80
  6. Step 6: Final answer
    x = 168,199,575.37

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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.