Home / 188,353,645.16-259,942,590.11-113,002,808.74

Finding the Fourth Proportional to 188,353,645.16, 259,942,590.11 and 113,002,808.74

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Solution

The fourth proportional to 188,353,645.16, 259,942,590.11 and 113,002,808.74 is: 155,952,611.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,353,645.16 : 259,942,590.11 = 113,002,808.74 : x
  2. Step 2: Convert to fraction form
    188,353,645.16/259,942,590.11 = 113,002,808.74/x
  3. Step 3: Cross multiply
    188,353,645.16x = 259,942,590.11 × 113,002,808.74
  4. Step 4: Simplify right side
    188,353,645.16x = 29,374,242,793,213,196
  5. Step 5: Solve for x
    x = 29,374,242,793,213,196/188,353,645.16
  6. Step 6: Final answer
    x = 155,952,611.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.