Home / 117,008,518.60-175,512,777.90-56,542,342.60

Finding the Fourth Proportional to 117,008,518.60, 175,512,777.90 and 56,542,342.60

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Solution

The fourth proportional to 117,008,518.60, 175,512,777.90 and 56,542,342.60 is: 84,813,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008,518.60 : 175,512,777.90 = 56,542,342.60 : x
  2. Step 2: Convert to fraction form
    117,008,518.60/175,512,777.90 = 56,542,342.60/x
  3. Step 3: Cross multiply
    117,008,518.60x = 175,512,777.90 × 56,542,342.60
  4. Step 4: Simplify right side
    117,008,518.60x = 9,923,903,618,699,510
  5. Step 5: Solve for x
    x = 9,923,903,618,699,510/117,008,518.60
  6. Step 6: Final answer
    x = 84,813,513.90

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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.