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Finding the Third Proportional to 97,775,592 and 215,075,856

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Solution

The third proportional to 97,775,592 and 215,075,856 is: 473,099,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,775,592 : 215,075,856 = 215,075,856 : x
  2. Step 2: Convert to fraction form
    97,775,592/215,075,856 = 215,075,856/x
  3. Step 3: Cross multiply
    97,775,592x = 215,075,856 × 215,075,856
  4. Step 4: Simplify right side
    97,775,592x = 46,257,623,834,132,736
  5. Step 5: Solve for x
    x = 46,257,623,834,132,736/97,775,592
  6. Step 6: Final answer
    x = 473,099,910.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.