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Finding the Third Proportional to 8,732,543,316 and 18,995,118,580

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Solution

The third proportional to 8,732,543,316 and 18,995,118,580 is: 41,318,378,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,543,316 : 18,995,118,580 = 18,995,118,580 : x
  2. Step 2: Convert to fraction form
    8,732,543,316/18,995,118,580 = 18,995,118,580/x
  3. Step 3: Cross multiply
    8,732,543,316x = 18,995,118,580 × 18,995,118,580
  4. Step 4: Simplify right side
    8,732,543,316x = 360,814,529,868,261,228,544
  5. Step 5: Solve for x
    x = 360,814,529,868,261,228,544/8,732,543,316
  6. Step 6: Final answer
    x = 41,318,378,485.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.