Home / 1,090,147,214.55-1,635,220,821.83-1,005,966,960.15

Finding the Fourth Proportional to 1,090,147,214.55, 1,635,220,821.83 and 1,005,966,960.15

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Solution

The fourth proportional to 1,090,147,214.55, 1,635,220,821.83 and 1,005,966,960.15 is: 1,508,950,440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,147,214.55 : 1,635,220,821.83 = 1,005,966,960.15 : x
  2. Step 2: Convert to fraction form
    1,090,147,214.55/1,635,220,821.83 = 1,005,966,960.15/x
  3. Step 3: Cross multiply
    1,090,147,214.55x = 1,635,220,821.83 × 1,005,966,960.15
  4. Step 4: Simplify right side
    1,090,147,214.55x = 1,644,978,119,305,280,000
  5. Step 5: Solve for x
    x = 1,644,978,119,305,280,000/1,090,147,214.55
  6. Step 6: Final answer
    x = 1,508,950,440.23

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Double scale
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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.