Home / 1,177,279,245,103.90-1,624,947,639,451.40-766,770,674,199.85

Finding the Fourth Proportional to 1,177,279,245,103.90, 1,624,947,639,451.40 and 766,770,674,199.85

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Solution

The fourth proportional to 1,177,279,245,103.90, 1,624,947,639,451.40 and 766,770,674,199.85 is: 1,058,340,408,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,279,245,103.90 : 1,624,947,639,451.40 = 766,770,674,199.85 : x
  2. Step 2: Convert to fraction form
    1,177,279,245,103.90/1,624,947,639,451.40 = 766,770,674,199.85/x
  3. Step 3: Cross multiply
    1,177,279,245,103.90x = 1,624,947,639,451.40 × 766,770,674,199.85
  4. Step 4: Simplify right side
    1,177,279,245,103.90x = 1,245,962,197,041,604,766,728,192
  5. Step 5: Solve for x
    x = 1,245,962,197,041,604,766,728,192/1,177,279,245,103.90
  6. Step 6: Final answer
    x = 1,058,340,408,380.89

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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.