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Finding the Fourth Proportional to 133,645,368.60, 200,308,620.60 and 119,934,190.80

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Solution

The fourth proportional to 133,645,368.60, 200,308,620.60 and 119,934,190.80 is: 179,758,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,645,368.60 : 200,308,620.60 = 119,934,190.80 : x
  2. Step 2: Convert to fraction form
    133,645,368.60/200,308,620.60 = 119,934,190.80/x
  3. Step 3: Cross multiply
    133,645,368.60x = 200,308,620.60 × 119,934,190.80
  4. Step 4: Simplify right side
    133,645,368.60x = 24,023,852,321,925,208
  5. Step 5: Solve for x
    x = 24,023,852,321,925,208/133,645,368.60
  6. Step 6: Final answer
    x = 179,758,210.66

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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.