Home / 86,864,711.85-130,296,993.66-22,168,511.73

Finding the Fourth Proportional to 86,864,711.85, 130,296,993.66 and 22,168,511.73

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Solution

The fourth proportional to 86,864,711.85, 130,296,993.66 and 22,168,511.73 is: 33,252,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,864,711.85 : 130,296,993.66 = 22,168,511.73 : x
  2. Step 2: Convert to fraction form
    86,864,711.85/130,296,993.66 = 22,168,511.73/x
  3. Step 3: Cross multiply
    86,864,711.85x = 130,296,993.66 × 22,168,511.73
  4. Step 4: Simplify right side
    86,864,711.85x = 2,888,490,432,335,445.50
  5. Step 5: Solve for x
    x = 2,888,490,432,335,445.50/86,864,711.85
  6. Step 6: Final answer
    x = 33,252,748.68

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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.