Home / 563,295,232.45-844,769,914.92-389,534,873.09

Finding the Fourth Proportional to 563,295,232.45, 844,769,914.92 and 389,534,873.09

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Solution

The fourth proportional to 563,295,232.45, 844,769,914.92 and 389,534,873.09 is: 584,182,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,295,232.45 : 844,769,914.92 = 389,534,873.09 : x
  2. Step 2: Convert to fraction form
    563,295,232.45/844,769,914.92 = 389,534,873.09/x
  3. Step 3: Cross multiply
    563,295,232.45x = 844,769,914.92 × 389,534,873.09
  4. Step 4: Simplify right side
    563,295,232.45x = 329,067,341,600,724,160
  5. Step 5: Solve for x
    x = 329,067,341,600,724,160/563,295,232.45
  6. Step 6: Final answer
    x = 584,182,720.97

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Double scale
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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.