Home / 359,519,438-496,479,466.08-339,932,876.48

Finding the Fourth Proportional to 359,519,438, 496,479,466.08 and 339,932,876.48

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Solution

The fourth proportional to 359,519,438, 496,479,466.08 and 339,932,876.48 is: 469,431,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,519,438 : 496,479,466.08 = 339,932,876.48 : x
  2. Step 2: Convert to fraction form
    359,519,438/496,479,466.08 = 339,932,876.48/x
  3. Step 3: Cross multiply
    359,519,438x = 496,479,466.08 × 339,932,876.48
  4. Step 4: Simplify right side
    359,519,438x = 168,769,693,017,828,992
  5. Step 5: Solve for x
    x = 168,769,693,017,828,992/359,519,438
  6. Step 6: Final answer
    x = 469,431,344.12

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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.