Home / 143,578,063.85-215,321,921.00-46,511,250.53

Finding the Fourth Proportional to 143,578,063.85, 215,321,921.00 and 46,511,250.53

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Solution

The fourth proportional to 143,578,063.85, 215,321,921.00 and 46,511,250.53 is: 69,752,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,578,063.85 : 215,321,921.00 = 46,511,250.53 : x
  2. Step 2: Convert to fraction form
    143,578,063.85/215,321,921.00 = 46,511,250.53/x
  3. Step 3: Cross multiply
    143,578,063.85x = 215,321,921.00 × 46,511,250.53
  4. Step 4: Simplify right side
    143,578,063.85x = 10,014,891,811,999,312
  5. Step 5: Solve for x
    x = 10,014,891,811,999,312/143,578,063.85
  6. Step 6: Final answer
    x = 69,752,241.70

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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.