Home / 202,098,438.90-303,147,658.35-137,528,357.40

Finding the Fourth Proportional to 202,098,438.90, 303,147,658.35 and 137,528,357.40

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Solution

The fourth proportional to 202,098,438.90, 303,147,658.35 and 137,528,357.40 is: 206,292,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,098,438.90 : 303,147,658.35 = 137,528,357.40 : x
  2. Step 2: Convert to fraction form
    202,098,438.90/303,147,658.35 = 137,528,357.40/x
  3. Step 3: Cross multiply
    202,098,438.90x = 303,147,658.35 × 137,528,357.40
  4. Step 4: Simplify right side
    202,098,438.90x = 41,691,399,502,531,896
  5. Step 5: Solve for x
    x = 41,691,399,502,531,896/202,098,438.90
  6. Step 6: Final answer
    x = 206,292,536.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.