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Finding the Fourth Proportional to 488,761,938,006.80, 733,142,907,010.20 and 488,761,938,006.80

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Solution

The fourth proportional to 488,761,938,006.80, 733,142,907,010.20 and 488,761,938,006.80 is: 733,142,907,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,761,938,006.80 : 733,142,907,010.20 = 488,761,938,006.80 : x
  2. Step 2: Convert to fraction form
    488,761,938,006.80/733,142,907,010.20 = 488,761,938,006.80/x
  3. Step 3: Cross multiply
    488,761,938,006.80x = 733,142,907,010.20 × 488,761,938,006.80
  4. Step 4: Simplify right side
    488,761,938,006.80x = 358,332,348,066,244,446,912,512
  5. Step 5: Solve for x
    x = 358,332,348,066,244,446,912,512/488,761,938,006.80
  6. Step 6: Final answer
    x = 733,142,907,010.20

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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.