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Finding the Fourth Proportional to 322,570,473.20, 483,855,709.80 and 118,030,569.20

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Solution

The fourth proportional to 322,570,473.20, 483,855,709.80 and 118,030,569.20 is: 177,045,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,570,473.20 : 483,855,709.80 = 118,030,569.20 : x
  2. Step 2: Convert to fraction form
    322,570,473.20/483,855,709.80 = 118,030,569.20/x
  3. Step 3: Cross multiply
    322,570,473.20x = 483,855,709.80 × 118,030,569.20
  4. Step 4: Simplify right side
    322,570,473.20x = 57,109,764,838,364,024
  5. Step 5: Solve for x
    x = 57,109,764,838,364,024/322,570,473.20
  6. Step 6: Final answer
    x = 177,045,853.80

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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.