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Finding the Fourth Proportional to 141,366,752.80, 211,751,530.80 and 117,478,880.80

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Solution

The fourth proportional to 141,366,752.80, 211,751,530.80 and 117,478,880.80 is: 175,970,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,366,752.80 : 211,751,530.80 = 117,478,880.80 : x
  2. Step 2: Convert to fraction form
    141,366,752.80/211,751,530.80 = 117,478,880.80/x
  3. Step 3: Cross multiply
    141,366,752.80x = 211,751,530.80 × 117,478,880.80
  4. Step 4: Simplify right side
    141,366,752.80x = 24,876,332,846,070,728
  5. Step 5: Solve for x
    x = 24,876,332,846,070,728/141,366,752.80
  6. Step 6: Final answer
    x = 175,970,179.36

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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.