Home / 577,279,526.27-796,651,988.94-339,134,748.89

Finding the Fourth Proportional to 577,279,526.27, 796,651,988.94 and 339,134,748.89

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Solution

The fourth proportional to 577,279,526.27, 796,651,988.94 and 339,134,748.89 is: 468,009,620.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,279,526.27 : 796,651,988.94 = 339,134,748.89 : x
  2. Step 2: Convert to fraction form
    577,279,526.27/796,651,988.94 = 339,134,748.89/x
  3. Step 3: Cross multiply
    577,279,526.27x = 796,651,988.94 × 339,134,748.89
  4. Step 4: Simplify right side
    577,279,526.27x = 270,172,372,217,902,720
  5. Step 5: Solve for x
    x = 270,172,372,217,902,720/577,279,526.27
  6. Step 6: Final answer
    x = 468,009,620.86

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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.