Home / 12,231,162,962.66-18,346,765,725.83-3,837,712,729.17

Finding the Fourth Proportional to 12,231,162,962.66, 18,346,765,725.83 and 3,837,712,729.17

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Solution

The fourth proportional to 12,231,162,962.66, 18,346,765,725.83 and 3,837,712,729.17 is: 5,756,575,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,162,962.66 : 18,346,765,725.83 = 3,837,712,729.17 : x
  2. Step 2: Convert to fraction form
    12,231,162,962.66/18,346,765,725.83 = 3,837,712,729.17/x
  3. Step 3: Cross multiply
    12,231,162,962.66x = 18,346,765,725.83 × 3,837,712,729.17
  4. Step 4: Simplify right side
    12,231,162,962.66x = 70,409,616,365,117,677,568
  5. Step 5: Solve for x
    x = 70,409,616,365,117,677,568/12,231,162,962.66
  6. Step 6: Final answer
    x = 5,756,575,771.25

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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.