Home / 133,625,413.80-200,438,120.70-87,708,911.40

Finding the Fourth Proportional to 133,625,413.80, 200,438,120.70 and 87,708,911.40

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Solution

The fourth proportional to 133,625,413.80, 200,438,120.70 and 87,708,911.40 is: 131,563,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,625,413.80 : 200,438,120.70 = 87,708,911.40 : x
  2. Step 2: Convert to fraction form
    133,625,413.80/200,438,120.70 = 87,708,911.40/x
  3. Step 3: Cross multiply
    133,625,413.80x = 200,438,120.70 × 87,708,911.40
  4. Step 4: Simplify right side
    133,625,413.80x = 17,580,209,369,658,806
  5. Step 5: Solve for x
    x = 17,580,209,369,658,806/133,625,413.80
  6. Step 6: Final answer
    x = 131,563,367.10

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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.