Home / 61,180,553.30-91,784,655.84-20,239,895.75

Finding the Fourth Proportional to 61,180,553.30, 91,784,655.84 and 20,239,895.75

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Solution

The fourth proportional to 61,180,553.30, 91,784,655.84 and 20,239,895.75 is: 30,364,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,180,553.30 : 91,784,655.84 = 20,239,895.75 : x
  2. Step 2: Convert to fraction form
    61,180,553.30/91,784,655.84 = 20,239,895.75/x
  3. Step 3: Cross multiply
    61,180,553.30x = 91,784,655.84 × 20,239,895.75
  4. Step 4: Simplify right side
    61,180,553.30x = 1,857,711,865,651,228.75
  5. Step 5: Solve for x
    x = 1,857,711,865,651,228.75/61,180,553.30
  6. Step 6: Final answer
    x = 30,364,417.54

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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.