Home / 308,427,837,375.22-462,398,440,229.58-194,868,203,979.22

Finding the Fourth Proportional to 308,427,837,375.22, 462,398,440,229.58 and 194,868,203,979.22

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Solution

The fourth proportional to 308,427,837,375.22, 462,398,440,229.58 and 194,868,203,979.22 is: 292,148,576,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,427,837,375.22 : 462,398,440,229.58 = 194,868,203,979.22 : x
  2. Step 2: Convert to fraction form
    308,427,837,375.22/462,398,440,229.58 = 194,868,203,979.22/x
  3. Step 3: Cross multiply
    308,427,837,375.22x = 462,398,440,229.58 × 194,868,203,979.22
  4. Step 4: Simplify right side
    308,427,837,375.22x = 90,106,753,570,330,963,345,408
  5. Step 5: Solve for x
    x = 90,106,753,570,330,963,345,408/308,427,837,375.22
  6. Step 6: Final answer
    x = 292,148,576,267.16

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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.