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Finding the Third Proportional to 57,551,428 and 120,423,944

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Solution

The third proportional to 57,551,428 and 120,423,944 is: 251,982,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,551,428 : 120,423,944 = 120,423,944 : x
  2. Step 2: Convert to fraction form
    57,551,428/120,423,944 = 120,423,944/x
  3. Step 3: Cross multiply
    57,551,428x = 120,423,944 × 120,423,944
  4. Step 4: Simplify right side
    57,551,428x = 14,501,926,288,515,136
  5. Step 5: Solve for x
    x = 14,501,926,288,515,136/57,551,428
  6. Step 6: Final answer
    x = 251,982,040.98

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.