Home / 747,933,323.99-1,121,956,377.78-223,260,979.64

Finding the Fourth Proportional to 747,933,323.99, 1,121,956,377.78 and 223,260,979.64

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Solution

The fourth proportional to 747,933,323.99, 1,121,956,377.78 and 223,260,979.64 is: 334,908,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,933,323.99 : 1,121,956,377.78 = 223,260,979.64 : x
  2. Step 2: Convert to fraction form
    747,933,323.99/1,121,956,377.78 = 223,260,979.64/x
  3. Step 3: Cross multiply
    747,933,323.99x = 1,121,956,377.78 × 223,260,979.64
  4. Step 4: Simplify right side
    747,933,323.99x = 250,489,080,016,508,704
  5. Step 5: Solve for x
    x = 250,489,080,016,508,704/747,933,323.99
  6. Step 6: Final answer
    x = 334,908,302.63

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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.