Home / 624,281,942.48-861,497,806.92-345,822,604.88

Finding the Fourth Proportional to 624,281,942.48, 861,497,806.92 and 345,822,604.88

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Solution

The fourth proportional to 624,281,942.48, 861,497,806.92 and 345,822,604.88 is: 477,228,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,281,942.48 : 861,497,806.92 = 345,822,604.88 : x
  2. Step 2: Convert to fraction form
    624,281,942.48/861,497,806.92 = 345,822,604.88/x
  3. Step 3: Cross multiply
    624,281,942.48x = 861,497,806.92 × 345,822,604.88
  4. Step 4: Simplify right side
    624,281,942.48x = 297,925,415,687,481,664
  5. Step 5: Solve for x
    x = 297,925,415,687,481,664/624,281,942.48
  6. Step 6: Final answer
    x = 477,228,949.64

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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.