Home / 86,206,677,339.60-129,310,016,009.40-50,942,803,496.40

Finding the Fourth Proportional to 86,206,677,339.60, 129,310,016,009.40 and 50,942,803,496.40

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Solution

The fourth proportional to 86,206,677,339.60, 129,310,016,009.40 and 50,942,803,496.40 is: 76,414,205,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,206,677,339.60 : 129,310,016,009.40 = 50,942,803,496.40 : x
  2. Step 2: Convert to fraction form
    86,206,677,339.60/129,310,016,009.40 = 50,942,803,496.40/x
  3. Step 3: Cross multiply
    86,206,677,339.60x = 129,310,016,009.40 × 50,942,803,496.40
  4. Step 4: Simplify right side
    86,206,677,339.60x = 6,587,414,735,683,202,318,336
  5. Step 5: Solve for x
    x = 6,587,414,735,683,202,318,336/86,206,677,339.60
  6. Step 6: Final answer
    x = 76,414,205,244.60

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Double scale
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Similar ratio
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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.