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Finding the Third Proportional to 88,721,622 and 194,140,260

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Solution

The third proportional to 88,721,622 and 194,140,260 is: 424,816,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721,622 : 194,140,260 = 194,140,260 : x
  2. Step 2: Convert to fraction form
    88,721,622/194,140,260 = 194,140,260/x
  3. Step 3: Cross multiply
    88,721,622x = 194,140,260 × 194,140,260
  4. Step 4: Simplify right side
    88,721,622x = 37,690,440,552,867,600
  5. Step 5: Solve for x
    x = 37,690,440,552,867,600/88,721,622
  6. Step 6: Final answer
    x = 424,816,856.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.