Home / 307,899,171.14-424,897,473.51-166,766,880.38

Finding the Fourth Proportional to 307,899,171.14, 424,897,473.51 and 166,766,880.38

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Solution

The fourth proportional to 307,899,171.14, 424,897,473.51 and 166,766,880.38 is: 230,136,462.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,899,171.14 : 424,897,473.51 = 166,766,880.38 : x
  2. Step 2: Convert to fraction form
    307,899,171.14/424,897,473.51 = 166,766,880.38/x
  3. Step 3: Cross multiply
    307,899,171.14x = 424,897,473.51 × 166,766,880.38
  4. Step 4: Simplify right side
    307,899,171.14x = 70,858,826,139,831,224
  5. Step 5: Solve for x
    x = 70,858,826,139,831,224/307,899,171.14
  6. Step 6: Final answer
    x = 230,136,462.78

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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.