Home / 296,043,970.88-408,545,518.56-162,079,653.44

Finding the Fourth Proportional to 296,043,970.88, 408,545,518.56 and 162,079,653.44

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Solution

The fourth proportional to 296,043,970.88, 408,545,518.56 and 162,079,653.44 is: 223,672,570.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,043,970.88 : 408,545,518.56 = 162,079,653.44 : x
  2. Step 2: Convert to fraction form
    296,043,970.88/408,545,518.56 = 162,079,653.44/x
  3. Step 3: Cross multiply
    296,043,970.88x = 408,545,518.56 × 162,079,653.44
  4. Step 4: Simplify right side
    296,043,970.88x = 66,216,916,062,669,888
  5. Step 5: Solve for x
    x = 66,216,916,062,669,888/296,043,970.88
  6. Step 6: Final answer
    x = 223,672,570.89

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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.