Home / 106,825,413.60-160,215,697.56-30,130,506.12

Finding the Fourth Proportional to 106,825,413.60, 160,215,697.56 and 30,130,506.12

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Solution

The fourth proportional to 106,825,413.60, 160,215,697.56 and 30,130,506.12 is: 45,189,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,825,413.60 : 160,215,697.56 = 30,130,506.12 : x
  2. Step 2: Convert to fraction form
    106,825,413.60/160,215,697.56 = 30,130,506.12/x
  3. Step 3: Cross multiply
    106,825,413.60x = 160,215,697.56 × 30,130,506.12
  4. Step 4: Simplify right side
    106,825,413.60x = 4,827,380,055,851,649
  5. Step 5: Solve for x
    x = 4,827,380,055,851,649/106,825,413.60
  6. Step 6: Final answer
    x = 45,189,434.73

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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.