Home / 579,481,996.57-869,228,375.36-164,958,803.36

Finding the Fourth Proportional to 579,481,996.57, 869,228,375.36 and 164,958,803.36

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Solution

The fourth proportional to 579,481,996.57, 869,228,375.36 and 164,958,803.36 is: 247,439,736.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,481,996.57 : 869,228,375.36 = 164,958,803.36 : x
  2. Step 2: Convert to fraction form
    579,481,996.57/869,228,375.36 = 164,958,803.36/x
  3. Step 3: Cross multiply
    579,481,996.57x = 869,228,375.36 × 164,958,803.36
  4. Step 4: Simplify right side
    579,481,996.57x = 143,386,872,642,008,752
  5. Step 5: Solve for x
    x = 143,386,872,642,008,752/579,481,996.57
  6. Step 6: Final answer
    x = 247,439,736.68

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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.