Home / 437,897,145.12-601,079,136.84-387,227,329.44

Finding the Fourth Proportional to 437,897,145.12, 601,079,136.84 and 387,227,329.44

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Solution

The fourth proportional to 437,897,145.12, 601,079,136.84 and 387,227,329.44 is: 531,527,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,897,145.12 : 601,079,136.84 = 387,227,329.44 : x
  2. Step 2: Convert to fraction form
    437,897,145.12/601,079,136.84 = 387,227,329.44/x
  3. Step 3: Cross multiply
    437,897,145.12x = 601,079,136.84 × 387,227,329.44
  4. Step 4: Simplify right side
    437,897,145.12x = 232,754,268,940,653,536
  5. Step 5: Solve for x
    x = 232,754,268,940,653,536/437,897,145.12
  6. Step 6: Final answer
    x = 531,527,258.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.