Home / 252,893,666.52-379,394,647.90-75,644,730.06

Finding the Fourth Proportional to 252,893,666.52, 379,394,647.90 and 75,644,730.06

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Solution

The fourth proportional to 252,893,666.52, 379,394,647.90 and 75,644,730.06 is: 113,483,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,893,666.52 : 379,394,647.90 = 75,644,730.06 : x
  2. Step 2: Convert to fraction form
    252,893,666.52/379,394,647.90 = 75,644,730.06/x
  3. Step 3: Cross multiply
    252,893,666.52x = 379,394,647.90 × 75,644,730.06
  4. Step 4: Simplify right side
    252,893,666.52x = 28,699,205,726,604,244
  5. Step 5: Solve for x
    x = 28,699,205,726,604,244/252,893,666.52
  6. Step 6: Final answer
    x = 113,483,291.70

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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.