Home / 1,113,081,183.71-1,536,648,383.90-858,205,871.82

Finding the Fourth Proportional to 1,113,081,183.71, 1,536,648,383.90 and 858,205,871.82

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Solution

The fourth proportional to 1,113,081,183.71, 1,536,648,383.90 and 858,205,871.82 is: 1,184,783,900.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,081,183.71 : 1,536,648,383.90 = 858,205,871.82 : x
  2. Step 2: Convert to fraction form
    1,113,081,183.71/1,536,648,383.90 = 858,205,871.82/x
  3. Step 3: Cross multiply
    1,113,081,183.71x = 1,536,648,383.90 × 858,205,871.82
  4. Step 4: Simplify right side
    1,113,081,183.71x = 1,318,760,665,987,838,976
  5. Step 5: Solve for x
    x = 1,318,760,665,987,838,976/1,113,081,183.71
  6. Step 6: Final answer
    x = 1,184,783,900.12

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.