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Finding the Fourth Proportional to 186,097,000.80, 279,145,501.20 and 186,097,000.80

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Solution

The fourth proportional to 186,097,000.80, 279,145,501.20 and 186,097,000.80 is: 279,145,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,097,000.80 : 279,145,501.20 = 186,097,000.80 : x
  2. Step 2: Convert to fraction form
    186,097,000.80/279,145,501.20 = 186,097,000.80/x
  3. Step 3: Cross multiply
    186,097,000.80x = 279,145,501.20 × 186,097,000.80
  4. Step 4: Simplify right side
    186,097,000.80x = 51,948,140,560,132,800
  5. Step 5: Solve for x
    x = 51,948,140,560,132,800/186,097,000.80
  6. Step 6: Final answer
    x = 279,145,501.20

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Double scale
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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.