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Finding the Fourth Proportional to 322,527,751.70, 483,791,627.55 and 118,202,465.30

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Solution

The fourth proportional to 322,527,751.70, 483,791,627.55 and 118,202,465.30 is: 177,303,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,527,751.70 : 483,791,627.55 = 118,202,465.30 : x
  2. Step 2: Convert to fraction form
    322,527,751.70/483,791,627.55 = 118,202,465.30/x
  3. Step 3: Cross multiply
    322,527,751.70x = 483,791,627.55 × 118,202,465.30
  4. Step 4: Simplify right side
    322,527,751.70x = 57,185,363,067,909,400
  5. Step 5: Solve for x
    x = 57,185,363,067,909,400/322,527,751.70
  6. Step 6: Final answer
    x = 177,303,697.95

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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.