Home / 1,569,906,542.34-2,166,517,241.37-865,103,924.70

Finding the Fourth Proportional to 1,569,906,542.34, 2,166,517,241.37 and 865,103,924.70

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Solution

The fourth proportional to 1,569,906,542.34, 2,166,517,241.37 and 865,103,924.70 is: 1,193,868,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,906,542.34 : 2,166,517,241.37 = 865,103,924.70 : x
  2. Step 2: Convert to fraction form
    1,569,906,542.34/2,166,517,241.37 = 865,103,924.70/x
  3. Step 3: Cross multiply
    1,569,906,542.34x = 2,166,517,241.37 × 865,103,924.70
  4. Step 4: Simplify right side
    1,569,906,542.34x = 1,874,262,568,439,404,288
  5. Step 5: Solve for x
    x = 1,874,262,568,439,404,288/1,569,906,542.34
  6. Step 6: Final answer
    x = 1,193,868,881.93

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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.