Home / 547,352,122.44-821,021,332.54-132,832,377.16

Finding the Fourth Proportional to 547,352,122.44, 821,021,332.54 and 132,832,377.16

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Solution

The fourth proportional to 547,352,122.44, 821,021,332.54 and 132,832,377.16 is: 199,246,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,352,122.44 : 821,021,332.54 = 132,832,377.16 : x
  2. Step 2: Convert to fraction form
    547,352,122.44/821,021,332.54 = 132,832,377.16/x
  3. Step 3: Cross multiply
    547,352,122.44x = 821,021,332.54 × 132,832,377.16
  4. Step 4: Simplify right side
    547,352,122.44x = 109,058,215,300,359,056
  5. Step 5: Solve for x
    x = 109,058,215,300,359,056/547,352,122.44
  6. Step 6: Final answer
    x = 199,246,903.10

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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.