Home / 624,037,500.88-861,198,821.48-345,579,024.42

Finding the Fourth Proportional to 624,037,500.88, 861,198,821.48 and 345,579,024.42

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Solution

The fourth proportional to 624,037,500.88, 861,198,821.48 and 345,579,024.42 is: 476,914,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,037,500.88 : 861,198,821.48 = 345,579,024.42 : x
  2. Step 2: Convert to fraction form
    624,037,500.88/861,198,821.48 = 345,579,024.42/x
  3. Step 3: Cross multiply
    624,037,500.88x = 861,198,821.48 × 345,579,024.42
  4. Step 4: Simplify right side
    624,037,500.88x = 297,612,248,558,712,192
  5. Step 5: Solve for x
    x = 297,612,248,558,712,192/624,037,500.88
  6. Step 6: Final answer
    x = 476,914,044.65

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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.