Home / 486,475,016.76-671,327,229.42-263,454,889.08

Finding the Fourth Proportional to 486,475,016.76, 671,327,229.42 and 263,454,889.08

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Solution

The fourth proportional to 486,475,016.76, 671,327,229.42 and 263,454,889.08 is: 363,563,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,475,016.76 : 671,327,229.42 = 263,454,889.08 : x
  2. Step 2: Convert to fraction form
    486,475,016.76/671,327,229.42 = 263,454,889.08/x
  3. Step 3: Cross multiply
    486,475,016.76x = 671,327,229.42 × 263,454,889.08
  4. Step 4: Simplify right side
    486,475,016.76x = 176,864,440,763,229,824
  5. Step 5: Solve for x
    x = 176,864,440,763,229,824/486,475,016.76
  6. Step 6: Final answer
    x = 363,563,255.40

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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.