Home / 247,913,513.32-372,103,256.30-129,823,034.98

Finding the Fourth Proportional to 247,913,513.32, 372,103,256.30 and 129,823,034.98

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Solution

The fourth proportional to 247,913,513.32, 372,103,256.30 and 129,823,034.98 is: 194,856,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,913,513.32 : 372,103,256.30 = 129,823,034.98 : x
  2. Step 2: Convert to fraction form
    247,913,513.32/372,103,256.30 = 129,823,034.98/x
  3. Step 3: Cross multiply
    247,913,513.32x = 372,103,256.30 × 129,823,034.98
  4. Step 4: Simplify right side
    247,913,513.32x = 48,307,574,058,806,808
  5. Step 5: Solve for x
    x = 48,307,574,058,806,808/247,913,513.32
  6. Step 6: Final answer
    x = 194,856,558.69

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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.