Home / 7,210,958,751.94-9,951,181,505.72-3,995,922,445.10

Finding the Fourth Proportional to 7,210,958,751.94, 9,951,181,505.72 and 3,995,922,445.10

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Solution

The fourth proportional to 7,210,958,751.94, 9,951,181,505.72 and 3,995,922,445.10 is: 5,514,405,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210,958,751.94 : 9,951,181,505.72 = 3,995,922,445.10 : x
  2. Step 2: Convert to fraction form
    7,210,958,751.94/9,951,181,505.72 = 3,995,922,445.10/x
  3. Step 3: Cross multiply
    7,210,958,751.94x = 9,951,181,505.72 × 3,995,922,445.10
  4. Step 4: Simplify right side
    7,210,958,751.94x = 39,764,149,533,964,615,680
  5. Step 5: Solve for x
    x = 39,764,149,533,964,615,680/7,210,958,751.94
  6. Step 6: Final answer
    x = 5,514,405,351.89

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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.