Home / 8,339,047,334.40-12,508,560,964.80-2,128,213,286.40

Finding the Fourth Proportional to 8,339,047,334.40, 12,508,560,964.80 and 2,128,213,286.40

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Solution

The fourth proportional to 8,339,047,334.40, 12,508,560,964.80 and 2,128,213,286.40 is: 3,192,317,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,047,334.40 : 12,508,560,964.80 = 2,128,213,286.40 : x
  2. Step 2: Convert to fraction form
    8,339,047,334.40/12,508,560,964.80 = 2,128,213,286.40/x
  3. Step 3: Cross multiply
    8,339,047,334.40x = 12,508,560,964.80 × 2,128,213,286.40
  4. Step 4: Simplify right side
    8,339,047,334.40x = 26,620,885,639,031,762,944
  5. Step 5: Solve for x
    x = 26,620,885,639,031,762,944/8,339,047,334.40
  6. Step 6: Final answer
    x = 3,192,317,368.10

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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.