Home / 86,783,009.76-130,170,307.68-32,206,235.04

Finding the Fourth Proportional to 86,783,009.76, 130,170,307.68 and 32,206,235.04

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Solution

The fourth proportional to 86,783,009.76, 130,170,307.68 and 32,206,235.04 is: 48,307,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,783,009.76 : 130,170,307.68 = 32,206,235.04 : x
  2. Step 2: Convert to fraction form
    86,783,009.76/130,170,307.68 = 32,206,235.04/x
  3. Step 3: Cross multiply
    86,783,009.76x = 130,170,307.68 × 32,206,235.04
  4. Step 4: Simplify right side
    86,783,009.76x = 4,192,295,524,371,197
  5. Step 5: Solve for x
    x = 4,192,295,524,371,197/86,783,009.76
  6. Step 6: Final answer
    x = 48,307,791.31

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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.