Home / 339,273,024.80-508,909,537.20-83,971,392.80

Finding the Fourth Proportional to 339,273,024.80, 508,909,537.20 and 83,971,392.80

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Solution

The fourth proportional to 339,273,024.80, 508,909,537.20 and 83,971,392.80 is: 125,957,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,273,024.80 : 508,909,537.20 = 83,971,392.80 : x
  2. Step 2: Convert to fraction form
    339,273,024.80/508,909,537.20 = 83,971,392.80/x
  3. Step 3: Cross multiply
    339,273,024.80x = 508,909,537.20 × 83,971,392.80
  4. Step 4: Simplify right side
    339,273,024.80x = 42,733,842,647,887,408
  5. Step 5: Solve for x
    x = 42,733,842,647,887,408/339,273,024.80
  6. Step 6: Final answer
    x = 125,957,089.20

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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.