Home / 45,517,297.80-68,275,946.70-31,646,687.70

Finding the Fourth Proportional to 45,517,297.80, 68,275,946.70 and 31,646,687.70

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Solution

The fourth proportional to 45,517,297.80, 68,275,946.70 and 31,646,687.70 is: 47,470,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,517,297.80 : 68,275,946.70 = 31,646,687.70 : x
  2. Step 2: Convert to fraction form
    45,517,297.80/68,275,946.70 = 31,646,687.70/x
  3. Step 3: Cross multiply
    45,517,297.80x = 68,275,946.70 × 31,646,687.70
  4. Step 4: Simplify right side
    45,517,297.80x = 2,160,707,562,636,745.75
  5. Step 5: Solve for x
    x = 2,160,707,562,636,745.75/45,517,297.80
  6. Step 6: Final answer
    x = 47,470,031.55

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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.