Home / 517,656,497.25-776,500,689.11-226,373,685.15

Finding the Fourth Proportional to 517,656,497.25, 776,500,689.11 and 226,373,685.15

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Solution

The fourth proportional to 517,656,497.25, 776,500,689.11 and 226,373,685.15 is: 339,567,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,656,497.25 : 776,500,689.11 = 226,373,685.15 : x
  2. Step 2: Convert to fraction form
    517,656,497.25/776,500,689.11 = 226,373,685.15/x
  3. Step 3: Cross multiply
    517,656,497.25x = 776,500,689.11 × 226,373,685.15
  4. Step 4: Simplify right side
    517,656,497.25x = 175,779,322,515,345,184
  5. Step 5: Solve for x
    x = 175,779,322,515,345,184/517,656,497.25
  6. Step 6: Final answer
    x = 339,567,499.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.