Home / 339,283,418.40-508,775,828.40-134,743,514.40

Finding the Fourth Proportional to 339,283,418.40, 508,775,828.40 and 134,743,514.40

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Solution

The fourth proportional to 339,283,418.40, 508,775,828.40 and 134,743,514.40 is: 202,055,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,283,418.40 : 508,775,828.40 = 134,743,514.40 : x
  2. Step 2: Convert to fraction form
    339,283,418.40/508,775,828.40 = 134,743,514.40/x
  3. Step 3: Cross multiply
    339,283,418.40x = 508,775,828.40 × 134,743,514.40
  4. Step 4: Simplify right side
    339,283,418.40x = 68,554,243,160,387,328
  5. Step 5: Solve for x
    x = 68,554,243,160,387,328/339,283,418.40
  6. Step 6: Final answer
    x = 202,055,978.70

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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.