Home / 53,221,353.20-79,832,029.80-36,215,241.20

Finding the Fourth Proportional to 53,221,353.20, 79,832,029.80 and 36,215,241.20

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Solution

The fourth proportional to 53,221,353.20, 79,832,029.80 and 36,215,241.20 is: 54,322,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221,353.20 : 79,832,029.80 = 36,215,241.20 : x
  2. Step 2: Convert to fraction form
    53,221,353.20/79,832,029.80 = 36,215,241.20/x
  3. Step 3: Cross multiply
    53,221,353.20x = 79,832,029.80 × 36,215,241.20
  4. Step 4: Simplify right side
    53,221,353.20x = 2,891,136,214,692,588
  5. Step 5: Solve for x
    x = 2,891,136,214,692,588/53,221,353.20
  6. Step 6: Final answer
    x = 54,322,861.80

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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.