Home / 1,054,581,781.38-1,582,179,828.03-472,179,824.37

Finding the Fourth Proportional to 1,054,581,781.38, 1,582,179,828.03 and 472,179,824.37

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Solution

The fourth proportional to 1,054,581,781.38, 1,582,179,828.03 and 472,179,824.37 is: 708,407,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,581,781.38 : 1,582,179,828.03 = 472,179,824.37 : x
  2. Step 2: Convert to fraction form
    1,054,581,781.38/1,582,179,828.03 = 472,179,824.37/x
  3. Step 3: Cross multiply
    1,054,581,781.38x = 1,582,179,828.03 × 472,179,824.37
  4. Step 4: Simplify right side
    1,054,581,781.38x = 747,073,393,320,962,176
  5. Step 5: Solve for x
    x = 747,073,393,320,962,176/1,054,581,781.38
  6. Step 6: Final answer
    x = 708,407,262.97

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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.