Home / 583,059,860.76-800,339,635.97-515,500,423.64

Finding the Fourth Proportional to 583,059,860.76, 800,339,635.97 and 515,500,423.64

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Solution

The fourth proportional to 583,059,860.76, 800,339,635.97 and 515,500,423.64 is: 707,603,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,059,860.76 : 800,339,635.97 = 515,500,423.64 : x
  2. Step 2: Convert to fraction form
    583,059,860.76/800,339,635.97 = 515,500,423.64/x
  3. Step 3: Cross multiply
    583,059,860.76x = 800,339,635.97 × 515,500,423.64
  4. Step 4: Simplify right side
    583,059,860.76x = 412,575,421,392,714,112
  5. Step 5: Solve for x
    x = 412,575,421,392,714,112/583,059,860.76
  6. Step 6: Final answer
    x = 707,603,882.82

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.