Home / 45,823,287.20-68,734,930.80-39,587,712.80

Finding the Fourth Proportional to 45,823,287.20, 68,734,930.80 and 39,587,712.80

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Solution

The fourth proportional to 45,823,287.20, 68,734,930.80 and 39,587,712.80 is: 59,381,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,823,287.20 : 68,734,930.80 = 39,587,712.80 : x
  2. Step 2: Convert to fraction form
    45,823,287.20/68,734,930.80 = 39,587,712.80/x
  3. Step 3: Cross multiply
    45,823,287.20x = 68,734,930.80 × 39,587,712.80
  4. Step 4: Simplify right side
    45,823,287.20x = 2,721,058,699,838,274
  5. Step 5: Solve for x
    x = 2,721,058,699,838,274/45,823,287.20
  6. Step 6: Final answer
    x = 59,381,569.20

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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.