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Finding the Fourth Proportional to 133,629,007.20, 200,443,510.80 and 117,473,200.80

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Solution

The fourth proportional to 133,629,007.20, 200,443,510.80 and 117,473,200.80 is: 176,209,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,629,007.20 : 200,443,510.80 = 117,473,200.80 : x
  2. Step 2: Convert to fraction form
    133,629,007.20/200,443,510.80 = 117,473,200.80/x
  3. Step 3: Cross multiply
    133,629,007.20x = 200,443,510.80 × 117,473,200.80
  4. Step 4: Simplify right side
    133,629,007.20x = 23,546,740,793,265,368
  5. Step 5: Solve for x
    x = 23,546,740,793,265,368/133,629,007.20
  6. Step 6: Final answer
    x = 176,209,801.20

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1.5x scale

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.