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Finding the Third Proportional to 91,280,076 and 200,476,056

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Solution

The third proportional to 91,280,076 and 200,476,056 is: 440,300,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,280,076 : 200,476,056 = 200,476,056 : x
  2. Step 2: Convert to fraction form
    91,280,076/200,476,056 = 200,476,056/x
  3. Step 3: Cross multiply
    91,280,076x = 200,476,056 × 200,476,056
  4. Step 4: Simplify right side
    91,280,076x = 40,190,649,029,315,136
  5. Step 5: Solve for x
    x = 40,190,649,029,315,136/91,280,076
  6. Step 6: Final answer
    x = 440,300,345.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.