Home / 1,090,467,081.80-1,635,700,622.70-655,110,614.60

Finding the Fourth Proportional to 1,090,467,081.80, 1,635,700,622.70 and 655,110,614.60

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Solution

The fourth proportional to 1,090,467,081.80, 1,635,700,622.70 and 655,110,614.60 is: 982,665,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,467,081.80 : 1,635,700,622.70 = 655,110,614.60 : x
  2. Step 2: Convert to fraction form
    1,090,467,081.80/1,635,700,622.70 = 655,110,614.60/x
  3. Step 3: Cross multiply
    1,090,467,081.80x = 1,635,700,622.70 × 655,110,614.60
  4. Step 4: Simplify right side
    1,090,467,081.80x = 1,071,564,840,238,599,808
  5. Step 5: Solve for x
    x = 1,071,564,840,238,599,808/1,090,467,081.80
  6. Step 6: Final answer
    x = 982,665,921.90

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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.