Home / 442,285,635.60-663,428,453.40-151,109,111.70

Finding the Fourth Proportional to 442,285,635.60, 663,428,453.40 and 151,109,111.70

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Solution

The fourth proportional to 442,285,635.60, 663,428,453.40 and 151,109,111.70 is: 226,663,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,285,635.60 : 663,428,453.40 = 151,109,111.70 : x
  2. Step 2: Convert to fraction form
    442,285,635.60/663,428,453.40 = 151,109,111.70/x
  3. Step 3: Cross multiply
    442,285,635.60x = 663,428,453.40 × 151,109,111.70
  4. Step 4: Simplify right side
    442,285,635.60x = 100,250,084,269,778,832
  5. Step 5: Solve for x
    x = 100,250,084,269,778,832/442,285,635.60
  6. Step 6: Final answer
    x = 226,663,667.55

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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.