Home / 83,515,078.45-115,250,559.10-46,350,956.53

Finding the Fourth Proportional to 83,515,078.45, 115,250,559.10 and 46,350,956.53

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Solution

The fourth proportional to 83,515,078.45, 115,250,559.10 and 46,350,956.53 is: 63,964,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,515,078.45 : 115,250,559.10 = 46,350,956.53 : x
  2. Step 2: Convert to fraction form
    83,515,078.45/115,250,559.10 = 46,350,956.53/x
  3. Step 3: Cross multiply
    83,515,078.45x = 115,250,559.10 × 46,350,956.53
  4. Step 4: Simplify right side
    83,515,078.45x = 5,341,973,654,902,296
  5. Step 5: Solve for x
    x = 5,341,973,654,902,296/83,515,078.45
  6. Step 6: Final answer
    x = 63,964,181.73

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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.