Home / 1,226,542,036.32-1,839,751,905.96-450,126,615.42

Finding the Fourth Proportional to 1,226,542,036.32, 1,839,751,905.96 and 450,126,615.42

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Solution

The fourth proportional to 1,226,542,036.32, 1,839,751,905.96 and 450,126,615.42 is: 675,167,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,542,036.32 : 1,839,751,905.96 = 450,126,615.42 : x
  2. Step 2: Convert to fraction form
    1,226,542,036.32/1,839,751,905.96 = 450,126,615.42/x
  3. Step 3: Cross multiply
    1,226,542,036.32x = 1,839,751,905.96 × 450,126,615.42
  4. Step 4: Simplify right side
    1,226,542,036.32x = 828,121,298,642,268,928
  5. Step 5: Solve for x
    x = 828,121,298,642,268,928/1,226,542,036.32
  6. Step 6: Final answer
    x = 675,167,482.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.