Home / 112,330,847.10-168,496,270.65-91,923,512.70

Finding the Fourth Proportional to 112,330,847.10, 168,496,270.65 and 91,923,512.70

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Solution

The fourth proportional to 112,330,847.10, 168,496,270.65 and 91,923,512.70 is: 137,885,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330,847.10 : 168,496,270.65 = 91,923,512.70 : x
  2. Step 2: Convert to fraction form
    112,330,847.10/168,496,270.65 = 91,923,512.70/x
  3. Step 3: Cross multiply
    112,330,847.10x = 168,496,270.65 × 91,923,512.70
  4. Step 4: Simplify right side
    112,330,847.10x = 15,488,769,074,997,914
  5. Step 5: Solve for x
    x = 15,488,769,074,997,914/112,330,847.10
  6. Step 6: Final answer
    x = 137,885,269.05

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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.