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Finding the Fourth Proportional to 667,804,518.33, 935,563,335.58 and 667,804,518.33

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Solution

The fourth proportional to 667,804,518.33, 935,563,335.58 and 667,804,518.33 is: 935,563,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,804,518.33 : 935,563,335.58 = 667,804,518.33 : x
  2. Step 2: Convert to fraction form
    667,804,518.33/935,563,335.58 = 667,804,518.33/x
  3. Step 3: Cross multiply
    667,804,518.33x = 935,563,335.58 × 667,804,518.33
  4. Step 4: Simplify right side
    667,804,518.33x = 624,773,422,684,210,176
  5. Step 5: Solve for x
    x = 624,773,422,684,210,176/667,804,518.33
  6. Step 6: Final answer
    x = 935,563,335.58

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.