Home / 313,725,753.89-432,932,847.87-170,666,773.84

Finding the Fourth Proportional to 313,725,753.89, 432,932,847.87 and 170,666,773.84

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Solution

The fourth proportional to 313,725,753.89, 432,932,847.87 and 170,666,773.84 is: 235,515,419.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,725,753.89 : 432,932,847.87 = 170,666,773.84 : x
  2. Step 2: Convert to fraction form
    313,725,753.89/432,932,847.87 = 170,666,773.84/x
  3. Step 3: Cross multiply
    313,725,753.89x = 432,932,847.87 × 170,666,773.84
  4. Step 4: Simplify right side
    313,725,753.89x = 73,887,252,436,517,584
  5. Step 5: Solve for x
    x = 73,887,252,436,517,584/313,725,753.89
  6. Step 6: Final answer
    x = 235,515,419.19

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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.