Home / 572,979,975.72-859,468,891.54-179,536,922.40

Finding the Fourth Proportional to 572,979,975.72, 859,468,891.54 and 179,536,922.40

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Solution

The fourth proportional to 572,979,975.72, 859,468,891.54 and 179,536,922.40 is: 269,305,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,979,975.72 : 859,468,891.54 = 179,536,922.40 : x
  2. Step 2: Convert to fraction form
    572,979,975.72/859,468,891.54 = 179,536,922.40/x
  3. Step 3: Cross multiply
    572,979,975.72x = 859,468,891.54 × 179,536,922.40
  4. Step 4: Simplify right side
    572,979,975.72x = 154,306,399,685,631,008
  5. Step 5: Solve for x
    x = 154,306,399,685,631,008/572,979,975.72
  6. Step 6: Final answer
    x = 269,305,047.69

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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.