Home / 6,279,584,636.20-8,666,207,304.78-3,460,189,150.12

Finding the Fourth Proportional to 6,279,584,636.20, 8,666,207,304.78 and 3,460,189,150.12

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Solution

The fourth proportional to 6,279,584,636.20, 8,666,207,304.78 and 3,460,189,150.12 is: 4,775,270,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,584,636.20 : 8,666,207,304.78 = 3,460,189,150.12 : x
  2. Step 2: Convert to fraction form
    6,279,584,636.20/8,666,207,304.78 = 3,460,189,150.12/x
  3. Step 3: Cross multiply
    6,279,584,636.20x = 8,666,207,304.78 × 3,460,189,150.12
  4. Step 4: Simplify right side
    6,279,584,636.20x = 29,986,716,488,690,446,336
  5. Step 5: Solve for x
    x = 29,986,716,488,690,446,336/6,279,584,636.20
  6. Step 6: Final answer
    x = 4,775,270,694.79

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1.5x scale

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.