Home / 269,724,997.48-372,221,410.98-145,965,637.48

Finding the Fourth Proportional to 269,724,997.48, 372,221,410.98 and 145,965,637.48

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Solution

The fourth proportional to 269,724,997.48, 372,221,410.98 and 145,965,637.48 is: 201,433,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,724,997.48 : 372,221,410.98 = 145,965,637.48 : x
  2. Step 2: Convert to fraction form
    269,724,997.48/372,221,410.98 = 145,965,637.48/x
  3. Step 3: Cross multiply
    269,724,997.48x = 372,221,410.98 × 145,965,637.48
  4. Step 4: Simplify right side
    269,724,997.48x = 54,331,535,537,400,768
  5. Step 5: Solve for x
    x = 54,331,535,537,400,768/269,724,997.48
  6. Step 6: Final answer
    x = 201,433,074.59

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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.