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Finding the Fourth Proportional to 33,221,154.90, 49,831,732.35 and 33,221,154.90

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Solution

The fourth proportional to 33,221,154.90, 49,831,732.35 and 33,221,154.90 is: 49,831,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221,154.90 : 49,831,732.35 = 33,221,154.90 : x
  2. Step 2: Convert to fraction form
    33,221,154.90/49,831,732.35 = 33,221,154.90/x
  3. Step 3: Cross multiply
    33,221,154.90x = 49,831,732.35 × 33,221,154.90
  4. Step 4: Simplify right side
    33,221,154.90x = 1,655,467,699,334,691
  5. Step 5: Solve for x
    x = 1,655,467,699,334,691/33,221,154.90
  6. Step 6: Final answer
    x = 49,831,732.35

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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.