Home / 83,328,600.18-115,033,343.38-55,497,625.50

Finding the Fourth Proportional to 83,328,600.18, 115,033,343.38 and 55,497,625.50

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Solution

The fourth proportional to 83,328,600.18, 115,033,343.38 and 55,497,625.50 is: 76,613,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,328,600.18 : 115,033,343.38 = 55,497,625.50 : x
  2. Step 2: Convert to fraction form
    83,328,600.18/115,033,343.38 = 55,497,625.50/x
  3. Step 3: Cross multiply
    83,328,600.18x = 115,033,343.38 × 55,497,625.50
  4. Step 4: Simplify right side
    83,328,600.18x = 6,384,077,410,916,144
  5. Step 5: Solve for x
    x = 6,384,077,410,916,144/83,328,600.18
  6. Step 6: Final answer
    x = 76,613,280.40

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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.