Home / 342,874,867.10-473,206,569.32-192,208,216.46

Finding the Fourth Proportional to 342,874,867.10, 473,206,569.32 and 192,208,216.46

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Solution

The fourth proportional to 342,874,867.10, 473,206,569.32 and 192,208,216.46 is: 265,269,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,874,867.10 : 473,206,569.32 = 192,208,216.46 : x
  2. Step 2: Convert to fraction form
    342,874,867.10/473,206,569.32 = 192,208,216.46/x
  3. Step 3: Cross multiply
    342,874,867.10x = 473,206,569.32 × 192,208,216.46
  4. Step 4: Simplify right side
    342,874,867.10x = 90,954,190,704,267,040
  5. Step 5: Solve for x
    x = 90,954,190,704,267,040/342,874,867.10
  6. Step 6: Final answer
    x = 265,269,342.94

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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.