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Finding the Third Proportional to 88,656,913,188 and 137,393,805,919.50

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Solution

The third proportional to 88,656,913,188 and 137,393,805,919.50 is: 212,922,571,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656,913,188 : 137,393,805,919.50 = 137,393,805,919.50 : x
  2. Step 2: Convert to fraction form
    88,656,913,188/137,393,805,919.50 = 137,393,805,919.50/x
  3. Step 3: Cross multiply
    88,656,913,188x = 137,393,805,919.50 × 137,393,805,919.50
  4. Step 4: Simplify right side
    88,656,913,188x = 18,877,057,905,045,232,680,960
  5. Step 5: Solve for x
    x = 18,877,057,905,045,232,680,960/88,656,913,188
  6. Step 6: Final answer
    x = 212,922,571,136.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.