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Finding the Fourth Proportional to 295,489,315.70, 443,233,973.55 and 159,440,419.70

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Solution

The fourth proportional to 295,489,315.70, 443,233,973.55 and 159,440,419.70 is: 239,160,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,489,315.70 : 443,233,973.55 = 159,440,419.70 : x
  2. Step 2: Convert to fraction form
    295,489,315.70/443,233,973.55 = 159,440,419.70/x
  3. Step 3: Cross multiply
    295,489,315.70x = 443,233,973.55 × 159,440,419.70
  4. Step 4: Simplify right side
    295,489,315.70x = 70,669,410,768,110,696
  5. Step 5: Solve for x
    x = 70,669,410,768,110,696/295,489,315.70
  6. Step 6: Final answer
    x = 239,160,629.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.