Home / 82,257,878.60-113,515,883.22-45,590,816.84

Finding the Fourth Proportional to 82,257,878.60, 113,515,883.22 and 45,590,816.84

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Solution

The fourth proportional to 82,257,878.60, 113,515,883.22 and 45,590,816.84 is: 62,915,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,257,878.60 : 113,515,883.22 = 45,590,816.84 : x
  2. Step 2: Convert to fraction form
    82,257,878.60/113,515,883.22 = 45,590,816.84/x
  3. Step 3: Cross multiply
    82,257,878.60x = 113,515,883.22 × 45,590,816.84
  4. Step 4: Simplify right side
    82,257,878.60x = 5,175,281,840,313,850
  5. Step 5: Solve for x
    x = 5,175,281,840,313,850/82,257,878.60
  6. Step 6: Final answer
    x = 62,915,333.20

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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.