Home / 53,723,540.80-80,555,762.40-36,703,432

Finding the Fourth Proportional to 53,723,540.80, 80,555,762.40 and 36,703,432

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Solution

The fourth proportional to 53,723,540.80, 80,555,762.40 and 36,703,432 is: 55,034,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723,540.80 : 80,555,762.40 = 36,703,432 : x
  2. Step 2: Convert to fraction form
    53,723,540.80/80,555,762.40 = 36,703,432/x
  3. Step 3: Cross multiply
    53,723,540.80x = 80,555,762.40 × 36,703,432
  4. Step 4: Simplify right side
    53,723,540.80x = 2,956,672,947,456,557
  5. Step 5: Solve for x
    x = 2,956,672,947,456,557/53,723,540.80
  6. Step 6: Final answer
    x = 55,034,960.53

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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.