Home / 91,691,648,051.20-137,537,472,076.80-84,353,293,772.80

Finding the Fourth Proportional to 91,691,648,051.20, 137,537,472,076.80 and 84,353,293,772.80

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Solution

The fourth proportional to 91,691,648,051.20, 137,537,472,076.80 and 84,353,293,772.80 is: 126,529,940,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,691,648,051.20 : 137,537,472,076.80 = 84,353,293,772.80 : x
  2. Step 2: Convert to fraction form
    91,691,648,051.20/137,537,472,076.80 = 84,353,293,772.80/x
  3. Step 3: Cross multiply
    91,691,648,051.20x = 137,537,472,076.80 × 84,353,293,772.80
  4. Step 4: Simplify right side
    91,691,648,051.20x = 11,601,738,786,862,587,183,104
  5. Step 5: Solve for x
    x = 11,601,738,786,862,587,183,104/91,691,648,051.20
  6. Step 6: Final answer
    x = 126,529,940,659.20

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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.