Home / 10,394,460,010.20-15,591,690,015.30-8,072,558,851.80

Finding the Fourth Proportional to 10,394,460,010.20, 15,591,690,015.30 and 8,072,558,851.80

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Solution

The fourth proportional to 10,394,460,010.20, 15,591,690,015.30 and 8,072,558,851.80 is: 12,108,838,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394,460,010.20 : 15,591,690,015.30 = 8,072,558,851.80 : x
  2. Step 2: Convert to fraction form
    10,394,460,010.20/15,591,690,015.30 = 8,072,558,851.80/x
  3. Step 3: Cross multiply
    10,394,460,010.20x = 15,591,690,015.30 × 8,072,558,851.80
  4. Step 4: Simplify right side
    10,394,460,010.20x = 125,864,835,247,531,687,936
  5. Step 5: Solve for x
    x = 125,864,835,247,531,687,936/10,394,460,010.20
  6. Step 6: Final answer
    x = 12,108,838,277.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.