Home / 126,420,275.34-189,630,413.01-35,543,864.34

Finding the Fourth Proportional to 126,420,275.34, 189,630,413.01 and 35,543,864.34

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Solution

The fourth proportional to 126,420,275.34, 189,630,413.01 and 35,543,864.34 is: 53,315,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,420,275.34 : 189,630,413.01 = 35,543,864.34 : x
  2. Step 2: Convert to fraction form
    126,420,275.34/189,630,413.01 = 35,543,864.34/x
  3. Step 3: Cross multiply
    126,420,275.34x = 189,630,413.01 × 35,543,864.34
  4. Step 4: Simplify right side
    126,420,275.34x = 6,740,197,674,765,611
  5. Step 5: Solve for x
    x = 6,740,197,674,765,611/126,420,275.34
  6. Step 6: Final answer
    x = 53,315,796.51

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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.