Home / 126,604,489.65-189,880,162.07-35,706,821.01

Finding the Fourth Proportional to 126,604,489.65, 189,880,162.07 and 35,706,821.01

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Solution

The fourth proportional to 126,604,489.65, 189,880,162.07 and 35,706,821.01 is: 53,552,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,604,489.65 : 189,880,162.07 = 35,706,821.01 : x
  2. Step 2: Convert to fraction form
    126,604,489.65/189,880,162.07 = 35,706,821.01/x
  3. Step 3: Cross multiply
    126,604,489.65x = 189,880,162.07 × 35,706,821.01
  4. Step 4: Simplify right side
    126,604,489.65x = 6,780,016,960,204,747
  5. Step 5: Solve for x
    x = 6,780,016,960,204,747/126,604,489.65
  6. Step 6: Final answer
    x = 53,552,737.18

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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.