Home / 220,061,201.10-330,091,801.65-105,269,945.10

Finding the Fourth Proportional to 220,061,201.10, 330,091,801.65 and 105,269,945.10

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Solution

The fourth proportional to 220,061,201.10, 330,091,801.65 and 105,269,945.10 is: 157,904,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,061,201.10 : 330,091,801.65 = 105,269,945.10 : x
  2. Step 2: Convert to fraction form
    220,061,201.10/330,091,801.65 = 105,269,945.10/x
  3. Step 3: Cross multiply
    220,061,201.10x = 330,091,801.65 × 105,269,945.10
  4. Step 4: Simplify right side
    220,061,201.10x = 34,748,745,837,655,584
  5. Step 5: Solve for x
    x = 34,748,745,837,655,584/220,061,201.10
  6. Step 6: Final answer
    x = 157,904,917.65

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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.