Home / 437,289,722.10-656,186,525.55-164,856,006.90

Finding the Fourth Proportional to 437,289,722.10, 656,186,525.55 and 164,856,006.90

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Solution

The fourth proportional to 437,289,722.10, 656,186,525.55 and 164,856,006.90 is: 247,378,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,289,722.10 : 656,186,525.55 = 164,856,006.90 : x
  2. Step 2: Convert to fraction form
    437,289,722.10/656,186,525.55 = 164,856,006.90/x
  3. Step 3: Cross multiply
    437,289,722.10x = 656,186,525.55 × 164,856,006.90
  4. Step 4: Simplify right side
    437,289,722.10x = 108,176,290,383,757,824
  5. Step 5: Solve for x
    x = 108,176,290,383,757,824/437,289,722.10
  6. Step 6: Final answer
    x = 247,378,991.36

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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.