Home / 51,085,636.40-76,628,454.60-45,542,903.60

Finding the Fourth Proportional to 51,085,636.40, 76,628,454.60 and 45,542,903.60

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Solution

The fourth proportional to 51,085,636.40, 76,628,454.60 and 45,542,903.60 is: 68,314,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,085,636.40 : 76,628,454.60 = 45,542,903.60 : x
  2. Step 2: Convert to fraction form
    51,085,636.40/76,628,454.60 = 45,542,903.60/x
  3. Step 3: Cross multiply
    51,085,636.40x = 76,628,454.60 × 45,542,903.60
  4. Step 4: Simplify right side
    51,085,636.40x = 3,489,882,320,864,776.50
  5. Step 5: Solve for x
    x = 3,489,882,320,864,776.50/51,085,636.40
  6. Step 6: Final answer
    x = 68,314,355.40

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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.