Home / 371,419,694.10-555,806,843.55-323,424,666.90

Finding the Fourth Proportional to 371,419,694.10, 555,806,843.55 and 323,424,666.90

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Solution

The fourth proportional to 371,419,694.10, 555,806,843.55 and 323,424,666.90 is: 483,985,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,419,694.10 : 555,806,843.55 = 323,424,666.90 : x
  2. Step 2: Convert to fraction form
    371,419,694.10/555,806,843.55 = 323,424,666.90/x
  3. Step 3: Cross multiply
    371,419,694.10x = 555,806,843.55 × 323,424,666.90
  4. Step 4: Simplify right side
    371,419,694.10x = 179,761,643,235,899,136
  5. Step 5: Solve for x
    x = 179,761,643,235,899,136/371,419,694.10
  6. Step 6: Final answer
    x = 483,985,222.35

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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.