Home / 257,380,235.26-350,433,014.56-256,563,020.18

Finding the Fourth Proportional to 257,380,235.26, 350,433,014.56 and 256,563,020.18

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Solution

The fourth proportional to 257,380,235.26, 350,433,014.56 and 256,563,020.18 is: 349,320,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,380,235.26 : 350,433,014.56 = 256,563,020.18 : x
  2. Step 2: Convert to fraction form
    257,380,235.26/350,433,014.56 = 256,563,020.18/x
  3. Step 3: Cross multiply
    257,380,235.26x = 350,433,014.56 × 256,563,020.18
  4. Step 4: Simplify right side
    257,380,235.26x = 89,908,152,586,530,192
  5. Step 5: Solve for x
    x = 89,908,152,586,530,192/257,380,235.26
  6. Step 6: Final answer
    x = 349,320,345.04

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.