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Finding the Fourth Proportional to 7,558,368,940.80, 11,337,553,411.20 and 7,558,368,940.80

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Solution

The fourth proportional to 7,558,368,940.80, 11,337,553,411.20 and 7,558,368,940.80 is: 11,337,553,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,368,940.80 : 11,337,553,411.20 = 7,558,368,940.80 : x
  2. Step 2: Convert to fraction form
    7,558,368,940.80/11,337,553,411.20 = 7,558,368,940.80/x
  3. Step 3: Cross multiply
    7,558,368,940.80x = 11,337,553,411.20 × 7,558,368,940.80
  4. Step 4: Simplify right side
    7,558,368,940.80x = 85,693,411,567,875,178,496
  5. Step 5: Solve for x
    x = 85,693,411,567,875,178,496/7,558,368,940.80
  6. Step 6: Final answer
    x = 11,337,553,411.20

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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.