Home / 69,210,251.70-103,821,282.45-18,092,188.50

Finding the Fourth Proportional to 69,210,251.70, 103,821,282.45 and 18,092,188.50

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Solution

The fourth proportional to 69,210,251.70, 103,821,282.45 and 18,092,188.50 is: 27,139,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,210,251.70 : 103,821,282.45 = 18,092,188.50 : x
  2. Step 2: Convert to fraction form
    69,210,251.70/103,821,282.45 = 18,092,188.50/x
  3. Step 3: Cross multiply
    69,210,251.70x = 103,821,282.45 × 18,092,188.50
  4. Step 4: Simplify right side
    69,210,251.70x = 1,878,354,212,397,142
  5. Step 5: Solve for x
    x = 1,878,354,212,397,142/69,210,251.70
  6. Step 6: Final answer
    x = 27,139,826.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.