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Finding the Third Proportional to 70,288,818.75 and 152,667,508.50

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Solution

The third proportional to 70,288,818.75 and 152,667,508.50 is: 331,594,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,288,818.75 : 152,667,508.50 = 152,667,508.50 : x
  2. Step 2: Convert to fraction form
    70,288,818.75/152,667,508.50 = 152,667,508.50/x
  3. Step 3: Cross multiply
    70,288,818.75x = 152,667,508.50 × 152,667,508.50
  4. Step 4: Simplify right side
    70,288,818.75x = 23,307,368,151,597,572
  5. Step 5: Solve for x
    x = 23,307,368,151,597,572/70,288,818.75
  6. Step 6: Final answer
    x = 331,594,250.21

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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.