Home / 53,812,016.70-80,930,601.45-48,285,030.30

Finding the Fourth Proportional to 53,812,016.70, 80,930,601.45 and 48,285,030.30

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Solution

The fourth proportional to 53,812,016.70, 80,930,601.45 and 48,285,030.30 is: 72,618,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812,016.70 : 80,930,601.45 = 48,285,030.30 : x
  2. Step 2: Convert to fraction form
    53,812,016.70/80,930,601.45 = 48,285,030.30/x
  3. Step 3: Cross multiply
    53,812,016.70x = 80,930,601.45 × 48,285,030.30
  4. Step 4: Simplify right side
    53,812,016.70x = 3,907,736,543,210,474
  5. Step 5: Solve for x
    x = 3,907,736,543,210,474/53,812,016.70
  6. Step 6: Final answer
    x = 72,618,288.31

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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.