Home / 128,610,584,110.98-192,937,854,428.36-53,022,414,451.73

Finding the Fourth Proportional to 128,610,584,110.98, 192,937,854,428.36 and 53,022,414,451.73

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Solution

The fourth proportional to 128,610,584,110.98, 192,937,854,428.36 and 53,022,414,451.73 is: 79,542,682,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,610,584,110.98 : 192,937,854,428.36 = 53,022,414,451.73 : x
  2. Step 2: Convert to fraction form
    128,610,584,110.98/192,937,854,428.36 = 53,022,414,451.73/x
  3. Step 3: Cross multiply
    128,610,584,110.98x = 192,937,854,428.36 × 53,022,414,451.73
  4. Step 4: Simplify right side
    128,610,584,110.98x = 10,230,030,880,928,247,578,624
  5. Step 5: Solve for x
    x = 10,230,030,880,928,247,578,624/128,610,584,110.98
  6. Step 6: Final answer
    x = 79,542,682,677.66

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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.