Home / 143,504,908.02-215,204,217.12-46,435,437.90

Finding the Fourth Proportional to 143,504,908.02, 215,204,217.12 and 46,435,437.90

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Solution

The fourth proportional to 143,504,908.02, 215,204,217.12 and 46,435,437.90 is: 69,635,960.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,504,908.02 : 215,204,217.12 = 46,435,437.90 : x
  2. Step 2: Convert to fraction form
    143,504,908.02/215,204,217.12 = 46,435,437.90/x
  3. Step 3: Cross multiply
    143,504,908.02x = 215,204,217.12 × 46,435,437.90
  4. Step 4: Simplify right side
    143,504,908.02x = 9,993,102,059,893,876
  5. Step 5: Solve for x
    x = 9,993,102,059,893,876/143,504,908.02
  6. Step 6: Final answer
    x = 69,635,960.18

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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.