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Finding the Third Proportional to 312,402,171.50 and 650,661,685

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Solution

The third proportional to 312,402,171.50 and 650,661,685 is: 1,355,178,250.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,402,171.50 : 650,661,685 = 650,661,685 : x
  2. Step 2: Convert to fraction form
    312,402,171.50/650,661,685 = 650,661,685/x
  3. Step 3: Cross multiply
    312,402,171.50x = 650,661,685 × 650,661,685
  4. Step 4: Simplify right side
    312,402,171.50x = 423,360,628,327,039,232
  5. Step 5: Solve for x
    x = 423,360,628,327,039,232/312,402,171.50
  6. Step 6: Final answer
    x = 1,355,178,250.82

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.