Home / 112,416,400.80-168,372,658.80-92,261,008.80

Finding the Fourth Proportional to 112,416,400.80, 168,372,658.80 and 92,261,008.80

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Solution

The fourth proportional to 112,416,400.80, 168,372,658.80 and 92,261,008.80 is: 138,184,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,416,400.80 : 168,372,658.80 = 92,261,008.80 : x
  2. Step 2: Convert to fraction form
    112,416,400.80/168,372,658.80 = 92,261,008.80/x
  3. Step 3: Cross multiply
    112,416,400.80x = 168,372,658.80 × 92,261,008.80
  4. Step 4: Simplify right side
    112,416,400.80x = 15,534,231,355,226,198
  5. Step 5: Solve for x
    x = 15,534,231,355,226,198/112,416,400.80
  6. Step 6: Final answer
    x = 138,184,742.13

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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.