Home / 307,824,507.51-424,798,230.12-166,695,971.46

Finding the Fourth Proportional to 307,824,507.51, 424,798,230.12 and 166,695,971.46

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Solution

The fourth proportional to 307,824,507.51, 424,798,230.12 and 166,695,971.46 is: 230,040,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824,507.51 : 424,798,230.12 = 166,695,971.46 : x
  2. Step 2: Convert to fraction form
    307,824,507.51/424,798,230.12 = 166,695,971.46/x
  3. Step 3: Cross multiply
    307,824,507.51x = 424,798,230.12 × 166,695,971.46
  4. Step 4: Simplify right side
    307,824,507.51x = 70,812,153,644,342,040
  5. Step 5: Solve for x
    x = 70,812,153,644,342,040/307,824,507.51
  6. Step 6: Final answer
    x = 230,040,662.51

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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.