Home / 132,358,441.43-198,464,764.16-54,617,674.37

Finding the Fourth Proportional to 132,358,441.43, 198,464,764.16 and 54,617,674.37

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Solution

The fourth proportional to 132,358,441.43, 198,464,764.16 and 54,617,674.37 is: 81,896,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,358,441.43 : 198,464,764.16 = 54,617,674.37 : x
  2. Step 2: Convert to fraction form
    132,358,441.43/198,464,764.16 = 54,617,674.37/x
  3. Step 3: Cross multiply
    132,358,441.43x = 198,464,764.16 × 54,617,674.37
  4. Step 4: Simplify right side
    132,358,441.43x = 10,839,683,861,953,948
  5. Step 5: Solve for x
    x = 10,839,683,861,953,948/132,358,441.43
  6. Step 6: Final answer
    x = 81,896,430.21

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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.