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Finding the Third Proportional to 139,655,830 and 303,484,936

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Solution

The third proportional to 139,655,830 and 303,484,936 is: 659,500,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,655,830 : 303,484,936 = 303,484,936 : x
  2. Step 2: Convert to fraction form
    139,655,830/303,484,936 = 303,484,936/x
  3. Step 3: Cross multiply
    139,655,830x = 303,484,936 × 303,484,936
  4. Step 4: Simplify right side
    139,655,830x = 92,103,106,378,924,096
  5. Step 5: Solve for x
    x = 92,103,106,378,924,096/139,655,830
  6. Step 6: Final answer
    x = 659,500,619.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.