Home / 143,829,074.54-215,747,631.42-46,784,782.49

Finding the Fourth Proportional to 143,829,074.54, 215,747,631.42 and 46,784,782.49

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Solution

The fourth proportional to 143,829,074.54, 215,747,631.42 and 46,784,782.49 is: 70,178,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,829,074.54 : 215,747,631.42 = 46,784,782.49 : x
  2. Step 2: Convert to fraction form
    143,829,074.54/215,747,631.42 = 46,784,782.49/x
  3. Step 3: Cross multiply
    143,829,074.54x = 215,747,631.42 × 46,784,782.49
  4. Step 4: Simplify right side
    143,829,074.54x = 10,093,706,008,676,790
  5. Step 5: Solve for x
    x = 10,093,706,008,676,790/143,829,074.54
  6. Step 6: Final answer
    x = 70,178,481.24

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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.