Home / 191,675,021.12-264,565,788-113,385,790.88

Finding the Fourth Proportional to 191,675,021.12, 264,565,788 and 113,385,790.88

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Solution

The fourth proportional to 191,675,021.12, 264,565,788 and 113,385,790.88 is: 156,504,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,675,021.12 : 264,565,788 = 113,385,790.88 : x
  2. Step 2: Convert to fraction form
    191,675,021.12/264,565,788 = 113,385,790.88/x
  3. Step 3: Cross multiply
    191,675,021.12x = 264,565,788 × 113,385,790.88
  4. Step 4: Simplify right side
    191,675,021.12x = 29,998,001,112,170,412
  5. Step 5: Solve for x
    x = 29,998,001,112,170,412/191,675,021.12
  6. Step 6: Final answer
    x = 156,504,488.36

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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.