Home / 303,220,225.44-418,443,911.74-163,990,987.16

Finding the Fourth Proportional to 303,220,225.44, 418,443,911.74 and 163,990,987.16

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Solution

The fourth proportional to 303,220,225.44, 418,443,911.74 and 163,990,987.16 is: 226,307,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,220,225.44 : 418,443,911.74 = 163,990,987.16 : x
  2. Step 2: Convert to fraction form
    303,220,225.44/418,443,911.74 = 163,990,987.16/x
  3. Step 3: Cross multiply
    303,220,225.44x = 418,443,911.74 × 163,990,987.16
  4. Step 4: Simplify right side
    303,220,225.44x = 68,621,030,157,334,512
  5. Step 5: Solve for x
    x = 68,621,030,157,334,512/303,220,225.44
  6. Step 6: Final answer
    x = 226,307,562.62

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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.