Home / 1,096,289,998.40-1,644,434,997.60-838,009,672.40

Finding the Fourth Proportional to 1,096,289,998.40, 1,644,434,997.60 and 838,009,672.40

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Solution

The fourth proportional to 1,096,289,998.40, 1,644,434,997.60 and 838,009,672.40 is: 1,257,014,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,289,998.40 : 1,644,434,997.60 = 838,009,672.40 : x
  2. Step 2: Convert to fraction form
    1,096,289,998.40/1,644,434,997.60 = 838,009,672.40/x
  3. Step 3: Cross multiply
    1,096,289,998.40x = 1,644,434,997.60 × 838,009,672.40
  4. Step 4: Simplify right side
    1,096,289,998.40x = 1,378,052,433,621,870,592
  5. Step 5: Solve for x
    x = 1,378,052,433,621,870,592/1,096,289,998.40
  6. Step 6: Final answer
    x = 1,257,014,508.60

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Double scale
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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.