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Finding the Fourth Proportional to 633,456,069.45, 888,047,820.75 and 633,456,069.45

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Solution

The fourth proportional to 633,456,069.45, 888,047,820.75 and 633,456,069.45 is: 888,047,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,456,069.45 : 888,047,820.75 = 633,456,069.45 : x
  2. Step 2: Convert to fraction form
    633,456,069.45/888,047,820.75 = 633,456,069.45/x
  3. Step 3: Cross multiply
    633,456,069.45x = 888,047,820.75 × 633,456,069.45
  4. Step 4: Simplify right side
    633,456,069.45x = 562,539,282,015,933,184
  5. Step 5: Solve for x
    x = 562,539,282,015,933,184/633,456,069.45
  6. Step 6: Final answer
    x = 888,047,820.75

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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.