Home / 583,059,863.76-800,339,640.08-515,500,426.64

Finding the Fourth Proportional to 583,059,863.76, 800,339,640.08 and 515,500,426.64

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Solution

The fourth proportional to 583,059,863.76, 800,339,640.08 and 515,500,426.64 is: 707,603,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,059,863.76 : 800,339,640.08 = 515,500,426.64 : x
  2. Step 2: Convert to fraction form
    583,059,863.76/800,339,640.08 = 515,500,426.64/x
  3. Step 3: Cross multiply
    583,059,863.76x = 800,339,640.08 × 515,500,426.64
  4. Step 4: Simplify right side
    583,059,863.76x = 412,575,425,911,564,864
  5. Step 5: Solve for x
    x = 412,575,425,911,564,864/583,059,863.76
  6. Step 6: Final answer
    x = 707,603,886.93

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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.