Home / 591,935,676.16-816,815,884.76-353,733,589.60

Finding the Fourth Proportional to 591,935,676.16, 816,815,884.76 and 353,733,589.60

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Solution

The fourth proportional to 591,935,676.16, 816,815,884.76 and 353,733,589.60 is: 488,119,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,935,676.16 : 816,815,884.76 = 353,733,589.60 : x
  2. Step 2: Convert to fraction form
    591,935,676.16/816,815,884.76 = 353,733,589.60/x
  3. Step 3: Cross multiply
    591,935,676.16x = 816,815,884.76 × 353,733,589.60
  4. Step 4: Simplify right side
    591,935,676.16x = 288,935,214,958,454,720
  5. Step 5: Solve for x
    x = 288,935,214,958,454,720/591,935,676.16
  6. Step 6: Final answer
    x = 488,119,278.15

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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.