Home / 200,085,196.27-300,142,931.07-61,924,777.21

Finding the Fourth Proportional to 200,085,196.27, 300,142,931.07 and 61,924,777.21

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Solution

The fourth proportional to 200,085,196.27, 300,142,931.07 and 61,924,777.21 is: 92,891,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,085,196.27 : 300,142,931.07 = 61,924,777.21 : x
  2. Step 2: Convert to fraction form
    200,085,196.27/300,142,931.07 = 61,924,777.21/x
  3. Step 3: Cross multiply
    200,085,196.27x = 300,142,931.07 × 61,924,777.21
  4. Step 4: Simplify right side
    200,085,196.27x = 18,586,284,137,666,136
  5. Step 5: Solve for x
    x = 18,586,284,137,666,136/200,085,196.27
  6. Step 6: Final answer
    x = 92,891,850.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.