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Finding the Fourth Proportional to 633,456,132.70, 888,047,909.30 and 633,456,132.70

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Solution

The fourth proportional to 633,456,132.70, 888,047,909.30 and 633,456,132.70 is: 888,047,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,456,132.70 : 888,047,909.30 = 633,456,132.70 : x
  2. Step 2: Convert to fraction form
    633,456,132.70/888,047,909.30 = 633,456,132.70/x
  3. Step 3: Cross multiply
    633,456,132.70x = 888,047,909.30 × 633,456,132.70
  4. Step 4: Simplify right side
    633,456,132.70x = 562,539,394,277,498,368
  5. Step 5: Solve for x
    x = 562,539,394,277,498,368/633,456,132.70
  6. Step 6: Final answer
    x = 888,047,909.30

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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.