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Finding the Fourth Proportional to 60,551,408.60, 90,827,112.90 and 60,551,408.60

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Solution

The fourth proportional to 60,551,408.60, 90,827,112.90 and 60,551,408.60 is: 90,827,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,551,408.60 : 90,827,112.90 = 60,551,408.60 : x
  2. Step 2: Convert to fraction form
    60,551,408.60/90,827,112.90 = 60,551,408.60/x
  3. Step 3: Cross multiply
    60,551,408.60x = 90,827,112.90 × 60,551,408.60
  4. Step 4: Simplify right side
    60,551,408.60x = 5,499,709,625,166,231
  5. Step 5: Solve for x
    x = 5,499,709,625,166,231/60,551,408.60
  6. Step 6: Final answer
    x = 90,827,112.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.