Home / 956,631,701.78-1,434,947,571.11-229,620,413.78

Finding the Fourth Proportional to 956,631,701.78, 1,434,947,571.11 and 229,620,413.78

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Solution

The fourth proportional to 956,631,701.78, 1,434,947,571.11 and 229,620,413.78 is: 344,430,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,631,701.78 : 1,434,947,571.11 = 229,620,413.78 : x
  2. Step 2: Convert to fraction form
    956,631,701.78/1,434,947,571.11 = 229,620,413.78/x
  3. Step 3: Cross multiply
    956,631,701.78x = 1,434,947,571.11 × 229,620,413.78
  4. Step 4: Simplify right side
    956,631,701.78x = 329,493,255,035,045,568
  5. Step 5: Solve for x
    x = 329,493,255,035,045,568/956,631,701.78
  6. Step 6: Final answer
    x = 344,430,625.10

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1.5x scale

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.