Home / 91,933,173.12-126,868,163.04-50,679,160.32

Finding the Fourth Proportional to 91,933,173.12, 126,868,163.04 and 50,679,160.32

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Solution

The fourth proportional to 91,933,173.12, 126,868,163.04 and 50,679,160.32 is: 69,937,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,933,173.12 : 126,868,163.04 = 50,679,160.32 : x
  2. Step 2: Convert to fraction form
    91,933,173.12/126,868,163.04 = 50,679,160.32/x
  3. Step 3: Cross multiply
    91,933,173.12x = 126,868,163.04 × 50,679,160.32
  4. Step 4: Simplify right side
    91,933,173.12x = 6,429,571,974,208,059
  5. Step 5: Solve for x
    x = 6,429,571,974,208,059/91,933,173.12
  6. Step 6: Final answer
    x = 69,937,453.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.