Home / 86,297,351.60-129,446,027.40-22,471,943.60

Finding the Fourth Proportional to 86,297,351.60, 129,446,027.40 and 22,471,943.60

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Solution

The fourth proportional to 86,297,351.60, 129,446,027.40 and 22,471,943.60 is: 33,707,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,297,351.60 : 129,446,027.40 = 22,471,943.60 : x
  2. Step 2: Convert to fraction form
    86,297,351.60/129,446,027.40 = 22,471,943.60/x
  3. Step 3: Cross multiply
    86,297,351.60x = 129,446,027.40 × 22,471,943.60
  4. Step 4: Simplify right side
    86,297,351.60x = 2,908,903,826,976,855
  5. Step 5: Solve for x
    x = 2,908,903,826,976,855/86,297,351.60
  6. Step 6: Final answer
    x = 33,707,915.40

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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.