Home / 275,501,581.65-380,177,833.91-171,077,410.89

Finding the Fourth Proportional to 275,501,581.65, 380,177,833.91 and 171,077,410.89

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Solution

The fourth proportional to 275,501,581.65, 380,177,833.91 and 171,077,410.89 is: 236,077,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,501,581.65 : 380,177,833.91 = 171,077,410.89 : x
  2. Step 2: Convert to fraction form
    275,501,581.65/380,177,833.91 = 171,077,410.89/x
  3. Step 3: Cross multiply
    275,501,581.65x = 380,177,833.91 × 171,077,410.89
  4. Step 4: Simplify right side
    275,501,581.65x = 65,039,839,502,235,848
  5. Step 5: Solve for x
    x = 65,039,839,502,235,848/275,501,581.65
  6. Step 6: Final answer
    x = 236,077,916.91

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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.