Home / 11,491,141,984.32-15,857,768,775.70-6,210,744,208.32

Finding the Fourth Proportional to 11,491,141,984.32, 15,857,768,775.70 and 6,210,744,208.32

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Solution

The fourth proportional to 11,491,141,984.32, 15,857,768,775.70 and 6,210,744,208.32 is: 8,570,823,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,141,984.32 : 15,857,768,775.70 = 6,210,744,208.32 : x
  2. Step 2: Convert to fraction form
    11,491,141,984.32/15,857,768,775.70 = 6,210,744,208.32/x
  3. Step 3: Cross multiply
    11,491,141,984.32x = 15,857,768,775.70 × 6,210,744,208.32
  4. Step 4: Simplify right side
    11,491,141,984.32x = 98,488,545,580,556,517,376
  5. Step 5: Solve for x
    x = 98,488,545,580,556,517,376/11,491,141,984.32
  6. Step 6: Final answer
    x = 8,570,823,136.20

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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.