Home / 313,725,763.82-432,932,861.44-170,666,783.76

Finding the Fourth Proportional to 313,725,763.82, 432,932,861.44 and 170,666,783.76

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Solution

The fourth proportional to 313,725,763.82, 432,932,861.44 and 170,666,783.76 is: 235,515,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,725,763.82 : 432,932,861.44 = 170,666,783.76 : x
  2. Step 2: Convert to fraction form
    313,725,763.82/432,932,861.44 = 170,666,783.76/x
  3. Step 3: Cross multiply
    313,725,763.82x = 432,932,861.44 × 170,666,783.76
  4. Step 4: Simplify right side
    313,725,763.82x = 73,887,259,045,978,512
  5. Step 5: Solve for x
    x = 73,887,259,045,978,512/313,725,763.82
  6. Step 6: Final answer
    x = 235,515,432.80

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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.