Home / 126,604,485.15-189,880,155.30-35,706,816.51

Finding the Fourth Proportional to 126,604,485.15, 189,880,155.30 and 35,706,816.51

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Solution

The fourth proportional to 126,604,485.15, 189,880,155.30 and 35,706,816.51 is: 53,552,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,485.15 : 189,880,155.30 = 35,706,816.51 : x
  2. Step 2: Convert to fraction form
    126,604,485.15/189,880,155.30 = 35,706,816.51/x
  3. Step 3: Cross multiply
    126,604,485.15x = 189,880,155.30 × 35,706,816.51
  4. Step 4: Simplify right side
    126,604,485.15x = 6,780,015,864,187,404
  5. Step 5: Solve for x
    x = 6,780,015,864,187,404/126,604,485.15
  6. Step 6: Final answer
    x = 53,552,730.43

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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.