Home / 1,214,284,904.08-1,822,152,771.86-1,115,491,791.20

Finding the Fourth Proportional to 1,214,284,904.08, 1,822,152,771.86 and 1,115,491,791.20

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Solution

The fourth proportional to 1,214,284,904.08, 1,822,152,771.86 and 1,115,491,791.20 is: 1,673,904,083.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,284,904.08 : 1,822,152,771.86 = 1,115,491,791.20 : x
  2. Step 2: Convert to fraction form
    1,214,284,904.08/1,822,152,771.86 = 1,115,491,791.20/x
  3. Step 3: Cross multiply
    1,214,284,904.08x = 1,822,152,771.86 × 1,115,491,791.20
  4. Step 4: Simplify right side
    1,214,284,904.08x = 2,032,596,459,322,156,288
  5. Step 5: Solve for x
    x = 2,032,596,459,322,156,288/1,214,284,904.08
  6. Step 6: Final answer
    x = 1,673,904,083.38

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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.