Home / 608,970,329.20-913,839,752.48-259,215,841.36

Finding the Fourth Proportional to 608,970,329.20, 913,839,752.48 and 259,215,841.36

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Solution

The fourth proportional to 608,970,329.20, 913,839,752.48 and 259,215,841.36 is: 388,987,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,970,329.20 : 913,839,752.48 = 259,215,841.36 : x
  2. Step 2: Convert to fraction form
    608,970,329.20/913,839,752.48 = 259,215,841.36/x
  3. Step 3: Cross multiply
    608,970,329.20x = 913,839,752.48 × 259,215,841.36
  4. Step 4: Simplify right side
    608,970,329.20x = 236,881,740,307,317,376
  5. Step 5: Solve for x
    x = 236,881,740,307,317,376/608,970,329.20
  6. Step 6: Final answer
    x = 388,987,326.56

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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.