Home / 272,145,256.49-408,219,508.59-67,673,331.74

Finding the Fourth Proportional to 272,145,256.49, 408,219,508.59 and 67,673,331.74

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Solution

The fourth proportional to 272,145,256.49, 408,219,508.59 and 67,673,331.74 is: 101,510,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,145,256.49 : 408,219,508.59 = 67,673,331.74 : x
  2. Step 2: Convert to fraction form
    272,145,256.49/408,219,508.59 = 67,673,331.74/x
  3. Step 3: Cross multiply
    272,145,256.49x = 408,219,508.59 × 67,673,331.74
  4. Step 4: Simplify right side
    272,145,256.49x = 27,625,574,228,318,304
  5. Step 5: Solve for x
    x = 27,625,574,228,318,304/272,145,256.49
  6. Step 6: Final answer
    x = 101,510,401.41

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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.