Home / 53,651,301.70-80,476,952.55-42,691,807.30

Finding the Fourth Proportional to 53,651,301.70, 80,476,952.55 and 42,691,807.30

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Solution

The fourth proportional to 53,651,301.70, 80,476,952.55 and 42,691,807.30 is: 64,037,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651,301.70 : 80,476,952.55 = 42,691,807.30 : x
  2. Step 2: Convert to fraction form
    53,651,301.70/80,476,952.55 = 42,691,807.30/x
  3. Step 3: Cross multiply
    53,651,301.70x = 80,476,952.55 × 42,691,807.30
  4. Step 4: Simplify right side
    53,651,301.70x = 3,435,706,550,355,843
  5. Step 5: Solve for x
    x = 3,435,706,550,355,843/53,651,301.70
  6. Step 6: Final answer
    x = 64,037,710.95

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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.