Home / 45,358,894.80-68,038,342.20-43,469,326.80

Finding the Fourth Proportional to 45,358,894.80, 68,038,342.20 and 43,469,326.80

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Solution

The fourth proportional to 45,358,894.80, 68,038,342.20 and 43,469,326.80 is: 65,203,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,358,894.80 : 68,038,342.20 = 43,469,326.80 : x
  2. Step 2: Convert to fraction form
    45,358,894.80/68,038,342.20 = 43,469,326.80/x
  3. Step 3: Cross multiply
    45,358,894.80x = 68,038,342.20 × 43,469,326.80
  4. Step 4: Simplify right side
    45,358,894.80x = 2,957,580,932,022,031
  5. Step 5: Solve for x
    x = 2,957,580,932,022,031/45,358,894.80
  6. Step 6: Final answer
    x = 65,203,990.20

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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.