Home / 143,481,229.26-215,255,994.90-46,436,936.96

Finding the Fourth Proportional to 143,481,229.26, 215,255,994.90 and 46,436,936.96

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Solution

The fourth proportional to 143,481,229.26, 215,255,994.90 and 46,436,936.96 is: 69,666,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,481,229.26 : 215,255,994.90 = 46,436,936.96 : x
  2. Step 2: Convert to fraction form
    143,481,229.26/215,255,994.90 = 46,436,936.96/x
  3. Step 3: Cross multiply
    143,481,229.26x = 215,255,994.90 × 46,436,936.96
  4. Step 4: Simplify right side
    143,481,229.26x = 9,995,829,065,433,382
  5. Step 5: Solve for x
    x = 9,995,829,065,433,382/143,481,229.26
  6. Step 6: Final answer
    x = 69,666,458.23

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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.