Home / 577,169,624.93-796,472,743.56-312,845,942.69

Finding the Fourth Proportional to 577,169,624.93, 796,472,743.56 and 312,845,942.69

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Solution

The fourth proportional to 577,169,624.93, 796,472,743.56 and 312,845,942.69 is: 431,715,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,624.93 : 796,472,743.56 = 312,845,942.69 : x
  2. Step 2: Convert to fraction form
    577,169,624.93/796,472,743.56 = 312,845,942.69/x
  3. Step 3: Cross multiply
    577,169,624.93x = 796,472,743.56 × 312,845,942.69
  4. Step 4: Simplify right side
    577,169,624.93x = 249,173,266,285,918,816
  5. Step 5: Solve for x
    x = 249,173,266,285,918,816/577,169,624.93
  6. Step 6: Final answer
    x = 431,715,834.52

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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.