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Finding the Fourth Proportional to 11,657,992,605.20, 17,486,988,907.80 and 11,657,992,605.20

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Solution

The fourth proportional to 11,657,992,605.20, 17,486,988,907.80 and 11,657,992,605.20 is: 17,486,988,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,992,605.20 : 17,486,988,907.80 = 11,657,992,605.20 : x
  2. Step 2: Convert to fraction form
    11,657,992,605.20/17,486,988,907.80 = 11,657,992,605.20/x
  3. Step 3: Cross multiply
    11,657,992,605.20x = 17,486,988,907.80 × 11,657,992,605.20
  4. Step 4: Simplify right side
    11,657,992,605.20x = 203,863,187,374,346,829,824
  5. Step 5: Solve for x
    x = 203,863,187,374,346,829,824/11,657,992,605.20
  6. Step 6: Final answer
    x = 17,486,988,907.80

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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.