Home / 548,752,943.15-823,291,110.57-221,059,828.75

Finding the Fourth Proportional to 548,752,943.15, 823,291,110.57 and 221,059,828.75

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Solution

The fourth proportional to 548,752,943.15, 823,291,110.57 and 221,059,828.75 is: 331,654,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,752,943.15 : 823,291,110.57 = 221,059,828.75 : x
  2. Step 2: Convert to fraction form
    548,752,943.15/823,291,110.57 = 221,059,828.75/x
  3. Step 3: Cross multiply
    548,752,943.15x = 823,291,110.57 × 221,059,828.75
  4. Step 4: Simplify right side
    548,752,943.15x = 181,996,591,914,001,536
  5. Step 5: Solve for x
    x = 181,996,591,914,001,536/548,752,943.15
  6. Step 6: Final answer
    x = 331,654,880.74

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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.