Home / 193,104,640.90-266,482,545.73-104,998,671.28

Finding the Fourth Proportional to 193,104,640.90, 266,482,545.73 and 104,998,671.28

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Solution

The fourth proportional to 193,104,640.90, 266,482,545.73 and 104,998,671.28 is: 144,897,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,104,640.90 : 266,482,545.73 = 104,998,671.28 : x
  2. Step 2: Convert to fraction form
    193,104,640.90/266,482,545.73 = 104,998,671.28/x
  3. Step 3: Cross multiply
    193,104,640.90x = 266,482,545.73 × 104,998,671.28
  4. Step 4: Simplify right side
    193,104,640.90x = 27,980,313,220,961,836
  5. Step 5: Solve for x
    x = 27,980,313,220,961,836/193,104,640.90
  6. Step 6: Final answer
    x = 144,897,155.71

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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.