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Finding the Third Proportional to 445,437,270 and 673,889,026.50

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Solution

The third proportional to 445,437,270 and 673,889,026.50 is: 1,019,507,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,437,270 : 673,889,026.50 = 673,889,026.50 : x
  2. Step 2: Convert to fraction form
    445,437,270/673,889,026.50 = 673,889,026.50/x
  3. Step 3: Cross multiply
    445,437,270x = 673,889,026.50 × 673,889,026.50
  4. Step 4: Simplify right side
    445,437,270x = 454,126,420,037,117,696
  5. Step 5: Solve for x
    x = 454,126,420,037,117,696/445,437,270
  6. Step 6: Final answer
    x = 1,019,507,011.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.