Home / 624,037,512.88-861,198,838.04-345,579,036.44

Finding the Fourth Proportional to 624,037,512.88, 861,198,838.04 and 345,579,036.44

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Solution

The fourth proportional to 624,037,512.88, 861,198,838.04 and 345,579,036.44 is: 476,914,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,037,512.88 : 861,198,838.04 = 345,579,036.44 : x
  2. Step 2: Convert to fraction form
    624,037,512.88/861,198,838.04 = 345,579,036.44/x
  3. Step 3: Cross multiply
    624,037,512.88x = 861,198,838.04 × 345,579,036.44
  4. Step 4: Simplify right side
    624,037,512.88x = 297,612,264,633,110,784
  5. Step 5: Solve for x
    x = 297,612,264,633,110,784/624,037,512.88
  6. Step 6: Final answer
    x = 476,914,061.24

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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.