Home / 583,059,864.76-800,339,641.45-515,500,427.64

Finding the Fourth Proportional to 583,059,864.76, 800,339,641.45 and 515,500,427.64

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Solution

The fourth proportional to 583,059,864.76, 800,339,641.45 and 515,500,427.64 is: 707,603,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,059,864.76 : 800,339,641.45 = 515,500,427.64 : x
  2. Step 2: Convert to fraction form
    583,059,864.76/800,339,641.45 = 515,500,427.64/x
  3. Step 3: Cross multiply
    583,059,864.76x = 800,339,641.45 × 515,500,427.64
  4. Step 4: Simplify right side
    583,059,864.76x = 412,575,427,424,719,296
  5. Step 5: Solve for x
    x = 412,575,427,424,719,296/583,059,864.76
  6. Step 6: Final answer
    x = 707,603,888.32

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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.