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Finding the Fourth Proportional to 124,455,763.80, 186,324,923.03 and 124,455,763.80

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Solution

The fourth proportional to 124,455,763.80, 186,324,923.03 and 124,455,763.80 is: 186,324,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,455,763.80 : 186,324,923.03 = 124,455,763.80 : x
  2. Step 2: Convert to fraction form
    124,455,763.80/186,324,923.03 = 124,455,763.80/x
  3. Step 3: Cross multiply
    124,455,763.80x = 186,324,923.03 × 124,455,763.80
  4. Step 4: Simplify right side
    124,455,763.80x = 23,189,210,610,052,580
  5. Step 5: Solve for x
    x = 23,189,210,610,052,580/124,455,763.80
  6. Step 6: Final answer
    x = 186,324,923.03

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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.