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Finding the Fourth Proportional to 6,451,804,927.20, 9,677,707,390.80 and 6,451,804,927.20

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Solution

The fourth proportional to 6,451,804,927.20, 9,677,707,390.80 and 6,451,804,927.20 is: 9,677,707,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451,804,927.20 : 9,677,707,390.80 = 6,451,804,927.20 : x
  2. Step 2: Convert to fraction form
    6,451,804,927.20/9,677,707,390.80 = 6,451,804,927.20/x
  3. Step 3: Cross multiply
    6,451,804,927.20x = 9,677,707,390.80 × 6,451,804,927.20
  4. Step 4: Simplify right side
    6,451,804,927.20x = 62,438,680,227,963,289,600
  5. Step 5: Solve for x
    x = 62,438,680,227,963,289,600/6,451,804,927.20
  6. Step 6: Final answer
    x = 9,677,707,390.80

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1.5x scale

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.