Home / 247,855,197.88-342,044,571.18-137,846,959.48

Finding the Fourth Proportional to 247,855,197.88, 342,044,571.18 and 137,846,959.48

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Solution

The fourth proportional to 247,855,197.88, 342,044,571.18 and 137,846,959.48 is: 190,231,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,855,197.88 : 342,044,571.18 = 137,846,959.48 : x
  2. Step 2: Convert to fraction form
    247,855,197.88/342,044,571.18 = 137,846,959.48/x
  3. Step 3: Cross multiply
    247,855,197.88x = 342,044,571.18 × 137,846,959.48
  4. Step 4: Simplify right side
    247,855,197.88x = 47,149,804,143,803,432
  5. Step 5: Solve for x
    x = 47,149,804,143,803,432/247,855,197.88
  6. Step 6: Final answer
    x = 190,231,250.13

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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.