Home / 498,262,467.84-687,607,976.61-275,239,529.70

Finding the Fourth Proportional to 498,262,467.84, 687,607,976.61 and 275,239,529.70

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Solution

The fourth proportional to 498,262,467.84, 687,607,976.61 and 275,239,529.70 is: 379,833,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,262,467.84 : 687,607,976.61 = 275,239,529.70 : x
  2. Step 2: Convert to fraction form
    498,262,467.84/687,607,976.61 = 275,239,529.70/x
  3. Step 3: Cross multiply
    498,262,467.84x = 687,607,976.61 × 275,239,529.70
  4. Step 4: Simplify right side
    498,262,467.84x = 189,256,896,100,104,992
  5. Step 5: Solve for x
    x = 189,256,896,100,104,992/498,262,467.84
  6. Step 6: Final answer
    x = 379,833,738.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.