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Finding the Fourth Proportional to 3,960,298,333,927.30, 5,940,447,500,890.80 and 3,960,298,333,927.30

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Solution

The fourth proportional to 3,960,298,333,927.30, 5,940,447,500,890.80 and 3,960,298,333,927.30 is: 5,940,447,500,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,298,333,927.30 : 5,940,447,500,890.80 = 3,960,298,333,927.30 : x
  2. Step 2: Convert to fraction form
    3,960,298,333,927.30/5,940,447,500,890.80 = 3,960,298,333,927.30/x
  3. Step 3: Cross multiply
    3,960,298,333,927.30x = 5,940,447,500,890.80 × 3,960,298,333,927.30
  4. Step 4: Simplify right side
    3,960,298,333,927.30x = 23,525,944,340,560,428,312,559,616
  5. Step 5: Solve for x
    x = 23,525,944,340,560,428,312,559,616/3,960,298,333,927.30
  6. Step 6: Final answer
    x = 5,940,447,500,890.80

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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.