Home / 70,689,936.40-106,034,904.60-36,677,712.40

Finding the Fourth Proportional to 70,689,936.40, 106,034,904.60 and 36,677,712.40

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Solution

The fourth proportional to 70,689,936.40, 106,034,904.60 and 36,677,712.40 is: 55,016,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,689,936.40 : 106,034,904.60 = 36,677,712.40 : x
  2. Step 2: Convert to fraction form
    70,689,936.40/106,034,904.60 = 36,677,712.40/x
  3. Step 3: Cross multiply
    70,689,936.40x = 106,034,904.60 × 36,677,712.40
  4. Step 4: Simplify right side
    70,689,936.40x = 3,889,117,735,280,236.50
  5. Step 5: Solve for x
    x = 3,889,117,735,280,236.50/70,689,936.40
  6. Step 6: Final answer
    x = 55,016,568.60

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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.