Home / 198,069,654.82-298,528,177.31-170,733,513.06

Finding the Fourth Proportional to 198,069,654.82, 298,528,177.31 and 170,733,513.06

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Solution

The fourth proportional to 198,069,654.82, 298,528,177.31 and 170,733,513.06 is: 257,327,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,069,654.82 : 298,528,177.31 = 170,733,513.06 : x
  2. Step 2: Convert to fraction form
    198,069,654.82/298,528,177.31 = 170,733,513.06/x
  3. Step 3: Cross multiply
    198,069,654.82x = 298,528,177.31 × 170,733,513.06
  4. Step 4: Simplify right side
    198,069,654.82x = 50,968,764,460,800,560
  5. Step 5: Solve for x
    x = 50,968,764,460,800,560/198,069,654.82
  6. Step 6: Final answer
    x = 257,327,476.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.