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Finding the Fourth Proportional to 93,960,234.80, 131,678,698 and 93,960,234.80

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Solution

The fourth proportional to 93,960,234.80, 131,678,698 and 93,960,234.80 is: 131,678,698

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,960,234.80 : 131,678,698 = 93,960,234.80 : x
  2. Step 2: Convert to fraction form
    93,960,234.80/131,678,698 = 93,960,234.80/x
  3. Step 3: Cross multiply
    93,960,234.80x = 131,678,698 × 93,960,234.80
  4. Step 4: Simplify right side
    93,960,234.80x = 12,372,561,382,238,290
  5. Step 5: Solve for x
    x = 12,372,561,382,238,290/93,960,234.80
  6. Step 6: Final answer
    x = 131,678,698

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Double scale
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1.5x scale

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.