Home / 11,491,142,022.87-15,857,768,828.93-6,210,744,246.87

Finding the Fourth Proportional to 11,491,142,022.87, 15,857,768,828.93 and 6,210,744,246.87

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Solution

The fourth proportional to 11,491,142,022.87, 15,857,768,828.93 and 6,210,744,246.87 is: 8,570,823,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,142,022.87 : 15,857,768,828.93 = 6,210,744,246.87 : x
  2. Step 2: Convert to fraction form
    11,491,142,022.87/15,857,768,828.93 = 6,210,744,246.87/x
  3. Step 3: Cross multiply
    11,491,142,022.87x = 15,857,768,828.93 × 6,210,744,246.87
  4. Step 4: Simplify right side
    11,491,142,022.87x = 98,488,546,522,440,351,744
  5. Step 5: Solve for x
    x = 98,488,546,522,440,351,744/11,491,142,022.87
  6. Step 6: Final answer
    x = 8,570,823,189.41

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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.