Home / 251,614,135.07-347,224,195.52-138,581,456.37

Finding the Fourth Proportional to 251,614,135.07, 347,224,195.52 and 138,581,456.37

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Solution

The fourth proportional to 251,614,135.07, 347,224,195.52 and 138,581,456.37 is: 191,240,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,614,135.07 : 347,224,195.52 = 138,581,456.37 : x
  2. Step 2: Convert to fraction form
    251,614,135.07/347,224,195.52 = 138,581,456.37/x
  3. Step 3: Cross multiply
    251,614,135.07x = 347,224,195.52 × 138,581,456.37
  4. Step 4: Simplify right side
    251,614,135.07x = 48,118,834,701,370,320
  5. Step 5: Solve for x
    x = 48,118,834,701,370,320/251,614,135.07
  6. Step 6: Final answer
    x = 191,240,586.26

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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.