Home / 9,080,328,621.12-12,531,162,681.09-5,269,556,528.88

Finding the Fourth Proportional to 9,080,328,621.12, 12,531,162,681.09 and 5,269,556,528.88

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Solution

The fourth proportional to 9,080,328,621.12, 12,531,162,681.09 and 5,269,556,528.88 is: 7,272,167,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080,328,621.12 : 12,531,162,681.09 = 5,269,556,528.88 : x
  2. Step 2: Convert to fraction form
    9,080,328,621.12/12,531,162,681.09 = 5,269,556,528.88/x
  3. Step 3: Cross multiply
    9,080,328,621.12x = 12,531,162,681.09 × 5,269,556,528.88
  4. Step 4: Simplify right side
    9,080,328,621.12x = 66,033,670,120,595,218,432
  5. Step 5: Solve for x
    x = 66,033,670,120,595,218,432/9,080,328,621.12
  6. Step 6: Final answer
    x = 7,272,167,437.53

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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.