Home / 275,347,562.30-379,965,968.08-151,585,582.22

Finding the Fourth Proportional to 275,347,562.30, 379,965,968.08 and 151,585,582.22

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Solution

The fourth proportional to 275,347,562.30, 379,965,968.08 and 151,585,582.22 is: 209,180,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,347,562.30 : 379,965,968.08 = 151,585,582.22 : x
  2. Step 2: Convert to fraction form
    275,347,562.30/379,965,968.08 = 151,585,582.22/x
  3. Step 3: Cross multiply
    275,347,562.30x = 379,965,968.08 × 151,585,582.22
  4. Step 4: Simplify right side
    275,347,562.30x = 57,597,362,495,192,736
  5. Step 5: Solve for x
    x = 57,597,362,495,192,736/275,347,562.30
  6. Step 6: Final answer
    x = 209,180,578.95

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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.