Home / 449,506,100.50-674,259,413.19-126,389,972.50

Finding the Fourth Proportional to 449,506,100.50, 674,259,413.19 and 126,389,972.50

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Solution

The fourth proportional to 449,506,100.50, 674,259,413.19 and 126,389,972.50 is: 189,585,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,506,100.50 : 674,259,413.19 = 126,389,972.50 : x
  2. Step 2: Convert to fraction form
    449,506,100.50/674,259,413.19 = 126,389,972.50/x
  3. Step 3: Cross multiply
    449,506,100.50x = 674,259,413.19 × 126,389,972.50
  4. Step 4: Simplify right side
    449,506,100.50x = 85,219,628,690,950,240
  5. Step 5: Solve for x
    x = 85,219,628,690,950,240/449,506,100.50
  6. Step 6: Final answer
    x = 189,585,032.54

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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.