Home / 75,536,186.40-113,304,279.60-69,741,511.20

Finding the Fourth Proportional to 75,536,186.40, 113,304,279.60 and 69,741,511.20

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Solution

The fourth proportional to 75,536,186.40, 113,304,279.60 and 69,741,511.20 is: 104,612,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,536,186.40 : 113,304,279.60 = 69,741,511.20 : x
  2. Step 2: Convert to fraction form
    75,536,186.40/113,304,279.60 = 69,741,511.20/x
  3. Step 3: Cross multiply
    75,536,186.40x = 113,304,279.60 × 69,741,511.20
  4. Step 4: Simplify right side
    75,536,186.40x = 7,902,011,684,731,331
  5. Step 5: Solve for x
    x = 7,902,011,684,731,331/75,536,186.40
  6. Step 6: Final answer
    x = 104,612,266.80

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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.