Home / 269,042,567.20-403,563,850.80-74,983,933.60

Finding the Fourth Proportional to 269,042,567.20, 403,563,850.80 and 74,983,933.60

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Solution

The fourth proportional to 269,042,567.20, 403,563,850.80 and 74,983,933.60 is: 112,475,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,042,567.20 : 403,563,850.80 = 74,983,933.60 : x
  2. Step 2: Convert to fraction form
    269,042,567.20/403,563,850.80 = 74,983,933.60/x
  3. Step 3: Cross multiply
    269,042,567.20x = 403,563,850.80 × 74,983,933.60
  4. Step 4: Simplify right side
    269,042,567.20x = 30,260,804,991,747,504
  5. Step 5: Solve for x
    x = 30,260,804,991,747,504/269,042,567.20
  6. Step 6: Final answer
    x = 112,475,900.40

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1.5x scale

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.