Home / 293,623,894.80-405,203,082.48-159,660,851.04

Finding the Fourth Proportional to 293,623,894.80, 405,203,082.48 and 159,660,851.04

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Solution

The fourth proportional to 293,623,894.80, 405,203,082.48 and 159,660,851.04 is: 220,333,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,623,894.80 : 405,203,082.48 = 159,660,851.04 : x
  2. Step 2: Convert to fraction form
    293,623,894.80/405,203,082.48 = 159,660,851.04/x
  3. Step 3: Cross multiply
    293,623,894.80x = 405,203,082.48 × 159,660,851.04
  4. Step 4: Simplify right side
    293,623,894.80x = 64,695,068,992,788,112
  5. Step 5: Solve for x
    x = 64,695,068,992,788,112/293,623,894.80
  6. Step 6: Final answer
    x = 220,333,120.49

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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.