Home / 307,899,174.12-424,897,477.62-166,766,883.36

Finding the Fourth Proportional to 307,899,174.12, 424,897,477.62 and 166,766,883.36

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Solution

The fourth proportional to 307,899,174.12, 424,897,477.62 and 166,766,883.36 is: 230,136,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,899,174.12 : 424,897,477.62 = 166,766,883.36 : x
  2. Step 2: Convert to fraction form
    307,899,174.12/424,897,477.62 = 166,766,883.36/x
  3. Step 3: Cross multiply
    307,899,174.12x = 424,897,477.62 × 166,766,883.36
  4. Step 4: Simplify right side
    307,899,174.12x = 70,858,828,090,212,760
  5. Step 5: Solve for x
    x = 70,858,828,090,212,760/307,899,174.12
  6. Step 6: Final answer
    x = 230,136,466.89

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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.