Home / 45,494,631.70-68,241,947.55-28,275,943.30

Finding the Fourth Proportional to 45,494,631.70, 68,241,947.55 and 28,275,943.30

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Solution

The fourth proportional to 45,494,631.70, 68,241,947.55 and 28,275,943.30 is: 42,413,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494,631.70 : 68,241,947.55 = 28,275,943.30 : x
  2. Step 2: Convert to fraction form
    45,494,631.70/68,241,947.55 = 28,275,943.30/x
  3. Step 3: Cross multiply
    45,494,631.70x = 68,241,947.55 × 28,275,943.30
  4. Step 4: Simplify right side
    45,494,631.70x = 1,929,605,439,605,374
  5. Step 5: Solve for x
    x = 1,929,605,439,605,374/45,494,631.70
  6. Step 6: Final answer
    x = 42,413,914.95

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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.