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Finding the Third Proportional to 57,701,040 and 89,860,272

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Solution

The third proportional to 57,701,040 and 89,860,272 is: 139,943,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,701,040 : 89,860,272 = 89,860,272 : x
  2. Step 2: Convert to fraction form
    57,701,040/89,860,272 = 89,860,272/x
  3. Step 3: Cross multiply
    57,701,040x = 89,860,272 × 89,860,272
  4. Step 4: Simplify right side
    57,701,040x = 8,074,868,483,913,984
  5. Step 5: Solve for x
    x = 8,074,868,483,913,984/57,701,040
  6. Step 6: Final answer
    x = 139,943,205.25

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.