Home / 1,569,906,503.67-2,166,517,187.97-865,103,886

Finding the Fourth Proportional to 1,569,906,503.67, 2,166,517,187.97 and 865,103,886

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Solution

The fourth proportional to 1,569,906,503.67, 2,166,517,187.97 and 865,103,886 is: 1,193,868,828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,906,503.67 : 2,166,517,187.97 = 865,103,886 : x
  2. Step 2: Convert to fraction form
    1,569,906,503.67/2,166,517,187.97 = 865,103,886/x
  3. Step 3: Cross multiply
    1,569,906,503.67x = 2,166,517,187.97 × 865,103,886
  4. Step 4: Simplify right side
    1,569,906,503.67x = 1,874,262,438,398,639,360
  5. Step 5: Solve for x
    x = 1,874,262,438,398,639,360/1,569,906,503.67
  6. Step 6: Final answer
    x = 1,193,868,828.50

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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.