Home / 308,293,945.45-425,445,184.65-167,164,909.44

Finding the Fourth Proportional to 308,293,945.45, 425,445,184.65 and 167,164,909.44

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Solution

The fourth proportional to 308,293,945.45, 425,445,184.65 and 167,164,909.44 is: 230,687,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,293,945.45 : 425,445,184.65 = 167,164,909.44 : x
  2. Step 2: Convert to fraction form
    308,293,945.45/425,445,184.65 = 167,164,909.44/x
  3. Step 3: Cross multiply
    308,293,945.45x = 425,445,184.65 × 167,164,909.44
  4. Step 4: Simplify right side
    308,293,945.45x = 71,119,505,763,701,320
  5. Step 5: Solve for x
    x = 71,119,505,763,701,320/308,293,945.45
  6. Step 6: Final answer
    x = 230,687,325.56

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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.