Home / 307,824,505.51-424,798,227.36-166,695,969.46

Finding the Fourth Proportional to 307,824,505.51, 424,798,227.36 and 166,695,969.46

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Solution

The fourth proportional to 307,824,505.51, 424,798,227.36 and 166,695,969.46 is: 230,040,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824,505.51 : 424,798,227.36 = 166,695,969.46 : x
  2. Step 2: Convert to fraction form
    307,824,505.51/424,798,227.36 = 166,695,969.46/x
  3. Step 3: Cross multiply
    307,824,505.51x = 424,798,227.36 × 166,695,969.46
  4. Step 4: Simplify right side
    307,824,505.51x = 70,812,152,332,540,712
  5. Step 5: Solve for x
    x = 70,812,152,332,540,712/307,824,505.51
  6. Step 6: Final answer
    x = 230,040,659.75

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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.