Home / 547,886,019.70-822,111,579.21-256,782,716.56

Finding the Fourth Proportional to 547,886,019.70, 822,111,579.21 and 256,782,716.56

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Solution

The fourth proportional to 547,886,019.70, 822,111,579.21 and 256,782,716.56 is: 385,306,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,886,019.70 : 822,111,579.21 = 256,782,716.56 : x
  2. Step 2: Convert to fraction form
    547,886,019.70/822,111,579.21 = 256,782,716.56/x
  3. Step 3: Cross multiply
    547,886,019.70x = 822,111,579.21 × 256,782,716.56
  4. Step 4: Simplify right side
    547,886,019.70x = 211,104,044,620,864,864
  5. Step 5: Solve for x
    x = 211,104,044,620,864,864/547,886,019.70
  6. Step 6: Final answer
    x = 385,306,499.95

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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.