Home / 7,079,121,872,160.90-9,769,085,064,981.60-3,954,098,850,068.70

Finding the Fourth Proportional to 7,079,121,872,160.90, 9,769,085,064,981.60 and 3,954,098,850,068.70

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Solution

The fourth proportional to 7,079,121,872,160.90, 9,769,085,064,981.60 and 3,954,098,850,068.70 is: 5,456,598,815,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,121,872,160.90 : 9,769,085,064,981.60 = 3,954,098,850,068.70 : x
  2. Step 2: Convert to fraction form
    7,079,121,872,160.90/9,769,085,064,981.60 = 3,954,098,850,068.70/x
  3. Step 3: Cross multiply
    7,079,121,872,160.90x = 9,769,085,064,981.60 × 3,954,098,850,068.70
  4. Step 4: Simplify right side
    7,079,121,872,160.90x = 38,627,928,021,667,057,969,922,048
  5. Step 5: Solve for x
    x = 38,627,928,021,667,057,969,922,048/7,079,121,872,160.90
  6. Step 6: Final answer
    x = 5,456,598,815,394.58

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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.