Home / 215,815,094.47-297,824,620.39-116,695,604.53

Finding the Fourth Proportional to 215,815,094.47, 297,824,620.39 and 116,695,604.53

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Solution

The fourth proportional to 215,815,094.47, 297,824,620.39 and 116,695,604.53 is: 161,039,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,815,094.47 : 297,824,620.39 = 116,695,604.53 : x
  2. Step 2: Convert to fraction form
    215,815,094.47/297,824,620.39 = 116,695,604.53/x
  3. Step 3: Cross multiply
    215,815,094.47x = 297,824,620.39 × 116,695,604.53
  4. Step 4: Simplify right side
    215,815,094.47x = 34,754,824,120,328,812
  5. Step 5: Solve for x
    x = 34,754,824,120,328,812/215,815,094.47
  6. Step 6: Final answer
    x = 161,039,820.71

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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.