Home / 1,569,891,414.42-2,166,352,537.32-865,003,949.64

Finding the Fourth Proportional to 1,569,891,414.42, 2,166,352,537.32 and 865,003,949.64

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Solution

The fourth proportional to 1,569,891,414.42, 2,166,352,537.32 and 865,003,949.64 is: 1,193,651,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,891,414.42 : 2,166,352,537.32 = 865,003,949.64 : x
  2. Step 2: Convert to fraction form
    1,569,891,414.42/2,166,352,537.32 = 865,003,949.64/x
  3. Step 3: Cross multiply
    1,569,891,414.42x = 2,166,352,537.32 × 865,003,949.64
  4. Step 4: Simplify right side
    1,569,891,414.42x = 1,873,903,501,094,435,584
  5. Step 5: Solve for x
    x = 1,873,903,501,094,435,584/1,569,891,414.42
  6. Step 6: Final answer
    x = 1,193,651,665.26

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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.