Home / 227,400,501.25-313,813,637.20-122,978,572.54

Finding the Fourth Proportional to 227,400,501.25, 313,813,637.20 and 122,978,572.54

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Solution

The fourth proportional to 227,400,501.25, 313,813,637.20 and 122,978,572.54 is: 169,710,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,400,501.25 : 313,813,637.20 = 122,978,572.54 : x
  2. Step 2: Convert to fraction form
    227,400,501.25/313,813,637.20 = 122,978,572.54/x
  3. Step 3: Cross multiply
    227,400,501.25x = 313,813,637.20 × 122,978,572.54
  4. Step 4: Simplify right side
    227,400,501.25x = 38,592,353,145,810,632
  5. Step 5: Solve for x
    x = 38,592,353,145,810,632/227,400,501.25
  6. Step 6: Final answer
    x = 169,710,941.42

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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.