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Finding the Fourth Proportional to 548,604,578,043.56, 822,906,867,065.40 and 548,604,578,043.56

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Solution

The fourth proportional to 548,604,578,043.56, 822,906,867,065.40 and 548,604,578,043.56 is: 822,906,867,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,604,578,043.56 : 822,906,867,065.40 = 548,604,578,043.56 : x
  2. Step 2: Convert to fraction form
    548,604,578,043.56/822,906,867,065.40 = 548,604,578,043.56/x
  3. Step 3: Cross multiply
    548,604,578,043.56x = 822,906,867,065.40 × 548,604,578,043.56
  4. Step 4: Simplify right side
    548,604,578,043.56x = 451,450,474,575,561,702,244,352
  5. Step 5: Solve for x
    x = 451,450,474,575,561,702,244,352/548,604,578,043.56
  6. Step 6: Final answer
    x = 822,906,867,065.40

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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.