Home / 307,824,508.50-424,798,231.50-166,695,972.44

Finding the Fourth Proportional to 307,824,508.50, 424,798,231.50 and 166,695,972.44

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Solution

The fourth proportional to 307,824,508.50, 424,798,231.50 and 166,695,972.44 is: 230,040,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824,508.50 : 424,798,231.50 = 166,695,972.44 : x
  2. Step 2: Convert to fraction form
    307,824,508.50/424,798,231.50 = 166,695,972.44/x
  3. Step 3: Cross multiply
    307,824,508.50x = 424,798,231.50 × 166,695,972.44
  4. Step 4: Simplify right side
    307,824,508.50x = 70,812,154,290,684,736
  5. Step 5: Solve for x
    x = 70,812,154,290,684,736/307,824,508.50
  6. Step 6: Final answer
    x = 230,040,663.87

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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.