Home / 1,617,069,190.96-2,231,562,209.30-874,513,253.72

Finding the Fourth Proportional to 1,617,069,190.96, 2,231,562,209.30 and 874,513,253.72

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Solution

The fourth proportional to 1,617,069,190.96, 2,231,562,209.30 and 874,513,253.72 is: 1,206,831,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,069,190.96 : 2,231,562,209.30 = 874,513,253.72 : x
  2. Step 2: Convert to fraction form
    1,617,069,190.96/2,231,562,209.30 = 874,513,253.72/x
  3. Step 3: Cross multiply
    1,617,069,190.96x = 2,231,562,209.30 × 874,513,253.72
  4. Step 4: Simplify right side
    1,617,069,190.96x = 1,951,530,728,533,534,976
  5. Step 5: Solve for x
    x = 1,951,530,728,533,534,976/1,617,069,190.96
  6. Step 6: Final answer
    x = 1,206,831,927.44

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Double scale
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1.5x scale

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.