Home / 2,213,859,231.10-3,055,162,035.57-1,321,863,905.32

Finding the Fourth Proportional to 2,213,859,231.10, 3,055,162,035.57 and 1,321,863,905.32

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Solution

The fourth proportional to 2,213,859,231.10, 3,055,162,035.57 and 1,321,863,905.32 is: 1,824,193,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,859,231.10 : 3,055,162,035.57 = 1,321,863,905.32 : x
  2. Step 2: Convert to fraction form
    2,213,859,231.10/3,055,162,035.57 = 1,321,863,905.32/x
  3. Step 3: Cross multiply
    2,213,859,231.10x = 3,055,162,035.57 × 1,321,863,905.32
  4. Step 4: Simplify right side
    2,213,859,231.10x = 4,038,508,419,736,117,248
  5. Step 5: Solve for x
    x = 4,038,508,419,736,117,248/2,213,859,231.10
  6. Step 6: Final answer
    x = 1,824,193,861.57

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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.