Home / 75,977,105.90-104,836,811.38-42,925,295.44

Finding the Fourth Proportional to 75,977,105.90, 104,836,811.38 and 42,925,295.44

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Solution

The fourth proportional to 75,977,105.90, 104,836,811.38 and 42,925,295.44 is: 59,230,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,977,105.90 : 104,836,811.38 = 42,925,295.44 : x
  2. Step 2: Convert to fraction form
    75,977,105.90/104,836,811.38 = 42,925,295.44/x
  3. Step 3: Cross multiply
    75,977,105.90x = 104,836,811.38 × 42,925,295.44
  4. Step 4: Simplify right side
    75,977,105.90x = 4,500,151,101,474,053.50
  5. Step 5: Solve for x
    x = 4,500,151,101,474,053.50/75,977,105.90
  6. Step 6: Final answer
    x = 59,230,356.94

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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.