Home / 83,519,725.57-115,259,842.32-48,236,875.23

Finding the Fourth Proportional to 83,519,725.57, 115,259,842.32 and 48,236,875.23

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Solution

The fourth proportional to 83,519,725.57, 115,259,842.32 and 48,236,875.23 is: 66,568,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,519,725.57 : 115,259,842.32 = 48,236,875.23 : x
  2. Step 2: Convert to fraction form
    83,519,725.57/115,259,842.32 = 48,236,875.23/x
  3. Step 3: Cross multiply
    83,519,725.57x = 115,259,842.32 × 48,236,875.23
  4. Step 4: Simplify right side
    83,519,725.57x = 5,559,774,632,622,313
  5. Step 5: Solve for x
    x = 5,559,774,632,622,313/83,519,725.57
  6. Step 6: Final answer
    x = 66,568,401.59

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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.