Home / 492,703,110.95-679,961,855.90-283,855,458.47

Finding the Fourth Proportional to 492,703,110.95, 679,961,855.90 and 283,855,458.47

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Solution

The fourth proportional to 492,703,110.95, 679,961,855.90 and 283,855,458.47 is: 391,738,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,703,110.95 : 679,961,855.90 = 283,855,458.47 : x
  2. Step 2: Convert to fraction form
    492,703,110.95/679,961,855.90 = 283,855,458.47/x
  3. Step 3: Cross multiply
    492,703,110.95x = 679,961,855.90 × 283,855,458.47
  4. Step 4: Simplify right side
    492,703,110.95x = 193,010,884,347,187,296
  5. Step 5: Solve for x
    x = 193,010,884,347,187,296/492,703,110.95
  6. Step 6: Final answer
    x = 391,738,716.60

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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.