Home / 269,724,996.48-372,221,409.60-145,965,636.48

Finding the Fourth Proportional to 269,724,996.48, 372,221,409.60 and 145,965,636.48

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Solution

The fourth proportional to 269,724,996.48, 372,221,409.60 and 145,965,636.48 is: 201,433,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,724,996.48 : 372,221,409.60 = 145,965,636.48 : x
  2. Step 2: Convert to fraction form
    269,724,996.48/372,221,409.60 = 145,965,636.48/x
  3. Step 3: Cross multiply
    269,724,996.48x = 372,221,409.60 × 145,965,636.48
  4. Step 4: Simplify right side
    269,724,996.48x = 54,331,534,963,746,784
  5. Step 5: Solve for x
    x = 54,331,534,963,746,784/269,724,996.48
  6. Step 6: Final answer
    x = 201,433,073.21

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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.