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Finding the Third Proportional to 56,554,936 and 86,477,208

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Solution

The third proportional to 56,554,936 and 86,477,208 is: 132,230,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,554,936 : 86,477,208 = 86,477,208 : x
  2. Step 2: Convert to fraction form
    56,554,936/86,477,208 = 86,477,208/x
  3. Step 3: Cross multiply
    56,554,936x = 86,477,208 × 86,477,208
  4. Step 4: Simplify right side
    56,554,936x = 7,478,307,503,475,264
  5. Step 5: Solve for x
    x = 7,478,307,503,475,264/56,554,936
  6. Step 6: Final answer
    x = 132,230,854.32

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.