Home / 440,037,837.85-660,056,879.09-163,652,940.22

Finding the Fourth Proportional to 440,037,837.85, 660,056,879.09 and 163,652,940.22

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Solution

The fourth proportional to 440,037,837.85, 660,056,879.09 and 163,652,940.22 is: 245,479,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,037,837.85 : 660,056,879.09 = 163,652,940.22 : x
  2. Step 2: Convert to fraction form
    440,037,837.85/660,056,879.09 = 163,652,940.22/x
  3. Step 3: Cross multiply
    440,037,837.85x = 660,056,879.09 × 163,652,940.22
  4. Step 4: Simplify right side
    440,037,837.85x = 108,020,248,975,515,536
  5. Step 5: Solve for x
    x = 108,020,248,975,515,536/440,037,837.85
  6. Step 6: Final answer
    x = 245,479,455.82

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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.