Home / 307,824,456.57-424,798,159.69-166,695,920.29

Finding the Fourth Proportional to 307,824,456.57, 424,798,159.69 and 166,695,920.29

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Solution

The fourth proportional to 307,824,456.57, 424,798,159.69 and 166,695,920.29 is: 230,040,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824,456.57 : 424,798,159.69 = 166,695,920.29 : x
  2. Step 2: Convert to fraction form
    307,824,456.57/424,798,159.69 = 166,695,920.29/x
  3. Step 3: Cross multiply
    307,824,456.57x = 424,798,159.69 × 166,695,920.29
  4. Step 4: Simplify right side
    307,824,456.57x = 70,812,120,167,762,296
  5. Step 5: Solve for x
    x = 70,812,120,167,762,296/307,824,456.57
  6. Step 6: Final answer
    x = 230,040,591.83

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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.