Home / 9,412,382,481.96-12,988,668,836.88-5,395,172,806.02

Finding the Fourth Proportional to 9,412,382,481.96, 12,988,668,836.88 and 5,395,172,806.02

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Solution

The fourth proportional to 9,412,382,481.96, 12,988,668,836.88 and 5,395,172,806.02 is: 7,445,098,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412,382,481.96 : 12,988,668,836.88 = 5,395,172,806.02 : x
  2. Step 2: Convert to fraction form
    9,412,382,481.96/12,988,668,836.88 = 5,395,172,806.02/x
  3. Step 3: Cross multiply
    9,412,382,481.96x = 12,988,668,836.88 × 5,395,172,806.02
  4. Step 4: Simplify right side
    9,412,382,481.96x = 70,076,112,895,134,400,512
  5. Step 5: Solve for x
    x = 70,076,112,895,134,400,512/9,412,382,481.96
  6. Step 6: Final answer
    x = 7,445,098,308.47

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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.