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Finding the Third Proportional to 64,818,731 and 100,333,472

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Solution

The third proportional to 64,818,731 and 100,333,472 is: 155,307,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,818,731 : 100,333,472 = 100,333,472 : x
  2. Step 2: Convert to fraction form
    64,818,731/100,333,472 = 100,333,472/x
  3. Step 3: Cross multiply
    64,818,731x = 100,333,472 × 100,333,472
  4. Step 4: Simplify right side
    64,818,731x = 10,066,805,603,574,784
  5. Step 5: Solve for x
    x = 10,066,805,603,574,784/64,818,731
  6. Step 6: Final answer
    x = 155,307,045.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.