Home / 459,494,832.17-689,382,653.69-275,467,180.25

Finding the Fourth Proportional to 459,494,832.17, 689,382,653.69 and 275,467,180.25

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Solution

The fourth proportional to 459,494,832.17, 689,382,653.69 and 275,467,180.25 is: 413,284,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,494,832.17 : 689,382,653.69 = 275,467,180.25 : x
  2. Step 2: Convert to fraction form
    459,494,832.17/689,382,653.69 = 275,467,180.25/x
  3. Step 3: Cross multiply
    459,494,832.17x = 689,382,653.69 × 275,467,180.25
  4. Step 4: Simplify right side
    459,494,832.17x = 189,902,295,727,658,688
  5. Step 5: Solve for x
    x = 189,902,295,727,658,688/459,494,832.17
  6. Step 6: Final answer
    x = 413,284,943.44

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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.