Home / 15,118,900,964,170-20,863,861,287,477-8,444,659,888,905

Finding the Fourth Proportional to 15,118,900,964,170, 20,863,861,287,477 and 8,444,659,888,905

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Solution

The fourth proportional to 15,118,900,964,170, 20,863,861,287,477 and 8,444,659,888,905 is: 11,653,506,624,560.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118,900,964,170 : 20,863,861,287,477 = 8,444,659,888,905 : x
  2. Step 2: Convert to fraction form
    15,118,900,964,170/20,863,861,287,477 = 8,444,659,888,905/x
  3. Step 3: Cross multiply
    15,118,900,964,170x = 20,863,861,287,477 × 8,444,659,888,905
  4. Step 4: Simplify right side
    15,118,900,964,170x = 176,188,212,542,034,850,831,400,960
  5. Step 5: Solve for x
    x = 176,188,212,542,034,850,831,400,960/15,118,900,964,170
  6. Step 6: Final answer
    x = 11,653,506,624,560.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.