Home / 10,188,188,417.66-15,289,263,358.46-3,555,817,557.12

Finding the Fourth Proportional to 10,188,188,417.66, 15,289,263,358.46 and 3,555,817,557.12

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Solution

The fourth proportional to 10,188,188,417.66, 15,289,263,358.46 and 3,555,817,557.12 is: 5,336,162,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,188,417.66 : 15,289,263,358.46 = 3,555,817,557.12 : x
  2. Step 2: Convert to fraction form
    10,188,188,417.66/15,289,263,358.46 = 3,555,817,557.12/x
  3. Step 3: Cross multiply
    10,188,188,417.66x = 15,289,263,358.46 × 3,555,817,557.12
  4. Step 4: Simplify right side
    10,188,188,417.66x = 54,365,831,085,436,452,864
  5. Step 5: Solve for x
    x = 54,365,831,085,436,452,864/10,188,188,417.66
  6. Step 6: Final answer
    x = 5,336,162,706.93

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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.