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Finding the Fourth Proportional to 2,877,200,425.80, 4,032,162,063 and 2,877,200,425.80

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Solution

The fourth proportional to 2,877,200,425.80, 4,032,162,063 and 2,877,200,425.80 is: 4,032,162,063

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,200,425.80 : 4,032,162,063 = 2,877,200,425.80 : x
  2. Step 2: Convert to fraction form
    2,877,200,425.80/4,032,162,063 = 2,877,200,425.80/x
  3. Step 3: Cross multiply
    2,877,200,425.80x = 4,032,162,063 × 2,877,200,425.80
  4. Step 4: Simplify right side
    2,877,200,425.80x = 11,601,338,404,558,206,976
  5. Step 5: Solve for x
    x = 11,601,338,404,558,206,976/2,877,200,425.80
  6. Step 6: Final answer
    x = 4,032,162,063

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1.5x scale

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.