Home / 8,078,882,120.85-12,119,534,871.63-2,837,566,520.85

Finding the Fourth Proportional to 8,078,882,120.85, 12,119,534,871.63 and 2,837,566,520.85

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Solution

The fourth proportional to 8,078,882,120.85, 12,119,534,871.63 and 2,837,566,520.85 is: 4,256,775,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,882,120.85 : 12,119,534,871.63 = 2,837,566,520.85 : x
  2. Step 2: Convert to fraction form
    8,078,882,120.85/12,119,534,871.63 = 2,837,566,520.85/x
  3. Step 3: Cross multiply
    8,078,882,120.85x = 12,119,534,871.63 × 2,837,566,520.85
  4. Step 4: Simplify right side
    8,078,882,120.85x = 34,389,986,400,011,386,880
  5. Step 5: Solve for x
    x = 34,389,986,400,011,386,880/8,078,882,120.85
  6. Step 6: Final answer
    x = 4,256,775,366.39

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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.