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Finding the Fourth Proportional to 271,918,501.80, 407,877,752.70 and 234,930,208.20

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Solution

The fourth proportional to 271,918,501.80, 407,877,752.70 and 234,930,208.20 is: 352,395,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,918,501.80 : 407,877,752.70 = 234,930,208.20 : x
  2. Step 2: Convert to fraction form
    271,918,501.80/407,877,752.70 = 234,930,208.20/x
  3. Step 3: Cross multiply
    271,918,501.80x = 407,877,752.70 × 234,930,208.20
  4. Step 4: Simplify right side
    271,918,501.80x = 95,822,805,361,959,104
  5. Step 5: Solve for x
    x = 95,822,805,361,959,104/271,918,501.80
  6. Step 6: Final answer
    x = 352,395,312.30

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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.