Home / 225,635,938.82-311,262,999.10-147,365,308.34

Finding the Fourth Proportional to 225,635,938.82, 311,262,999.10 and 147,365,308.34

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Solution

The fourth proportional to 225,635,938.82, 311,262,999.10 and 147,365,308.34 is: 203,289,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,635,938.82 : 311,262,999.10 = 147,365,308.34 : x
  2. Step 2: Convert to fraction form
    225,635,938.82/311,262,999.10 = 147,365,308.34/x
  3. Step 3: Cross multiply
    225,635,938.82x = 311,262,999.10 × 147,365,308.34
  4. Step 4: Simplify right side
    225,635,938.82x = 45,869,367,835,279,920
  5. Step 5: Solve for x
    x = 45,869,367,835,279,920/225,635,938.82
  6. Step 6: Final answer
    x = 203,289,281.29

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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.