Home / 956,958,979.88-1,435,438,471.74-229,947,692.84

Finding the Fourth Proportional to 956,958,979.88, 1,435,438,471.74 and 229,947,692.84

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Solution

The fourth proportional to 956,958,979.88, 1,435,438,471.74 and 229,947,692.84 is: 344,921,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,958,979.88 : 1,435,438,471.74 = 229,947,692.84 : x
  2. Step 2: Convert to fraction form
    956,958,979.88/1,435,438,471.74 = 229,947,692.84/x
  3. Step 3: Cross multiply
    956,958,979.88x = 1,435,438,471.74 × 229,947,692.84
  4. Step 4: Simplify right side
    956,958,979.88x = 330,075,764,790,388,544
  5. Step 5: Solve for x
    x = 330,075,764,790,388,544/956,958,979.88
  6. Step 6: Final answer
    x = 344,921,539.72

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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.