Home / 91,745,106.60-137,617,659.90-50,930,437.80

Finding the Fourth Proportional to 91,745,106.60, 137,617,659.90 and 50,930,437.80

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Solution

The fourth proportional to 91,745,106.60, 137,617,659.90 and 50,930,437.80 is: 76,395,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,745,106.60 : 137,617,659.90 = 50,930,437.80 : x
  2. Step 2: Convert to fraction form
    91,745,106.60/137,617,659.90 = 50,930,437.80/x
  3. Step 3: Cross multiply
    91,745,106.60x = 137,617,659.90 × 50,930,437.80
  4. Step 4: Simplify right side
    91,745,106.60x = 7,008,927,667,718,504
  5. Step 5: Solve for x
    x = 7,008,927,667,718,504/91,745,106.60
  6. Step 6: Final answer
    x = 76,395,656.70

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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.