Home / 308,875,758.47-426,144,833.68-174,895,361.24

Finding the Fourth Proportional to 308,875,758.47, 426,144,833.68 and 174,895,361.24

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Solution

The fourth proportional to 308,875,758.47, 426,144,833.68 and 174,895,361.24 is: 241,296,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,875,758.47 : 426,144,833.68 = 174,895,361.24 : x
  2. Step 2: Convert to fraction form
    308,875,758.47/426,144,833.68 = 174,895,361.24/x
  3. Step 3: Cross multiply
    308,875,758.47x = 426,144,833.68 × 174,895,361.24
  4. Step 4: Simplify right side
    308,875,758.47x = 74,530,754,627,179,856
  5. Step 5: Solve for x
    x = 74,530,754,627,179,856/308,875,758.47
  6. Step 6: Final answer
    x = 241,296,872.88

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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.