Home / 893,486,234.70-1,340,229,352.05-663,903,722.70

Finding the Fourth Proportional to 893,486,234.70, 1,340,229,352.05 and 663,903,722.70

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Solution

The fourth proportional to 893,486,234.70, 1,340,229,352.05 and 663,903,722.70 is: 995,855,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,486,234.70 : 1,340,229,352.05 = 663,903,722.70 : x
  2. Step 2: Convert to fraction form
    893,486,234.70/1,340,229,352.05 = 663,903,722.70/x
  3. Step 3: Cross multiply
    893,486,234.70x = 1,340,229,352.05 × 663,903,722.70
  4. Step 4: Simplify right side
    893,486,234.70x = 889,783,256,097,803,904
  5. Step 5: Solve for x
    x = 889,783,256,097,803,904/893,486,234.70
  6. Step 6: Final answer
    x = 995,855,584.05

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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.