Home / 756,425,352.43-1,132,310,874.70-493,543,855.90

Finding the Fourth Proportional to 756,425,352.43, 1,132,310,874.70 and 493,543,855.90

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Solution

The fourth proportional to 756,425,352.43, 1,132,310,874.70 and 493,543,855.90 is: 738,797,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,425,352.43 : 1,132,310,874.70 = 493,543,855.90 : x
  2. Step 2: Convert to fraction form
    756,425,352.43/1,132,310,874.70 = 493,543,855.90/x
  3. Step 3: Cross multiply
    756,425,352.43x = 1,132,310,874.70 × 493,543,855.90
  4. Step 4: Simplify right side
    756,425,352.43x = 558,845,075,176,939,776
  5. Step 5: Solve for x
    x = 558,845,075,176,939,776/756,425,352.43
  6. Step 6: Final answer
    x = 738,797,388.77

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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.