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Finding the Fourth Proportional to 179,356,802.40, 268,556,906.70 and 179,356,802.40

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Solution

The fourth proportional to 179,356,802.40, 268,556,906.70 and 179,356,802.40 is: 268,556,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,356,802.40 : 268,556,906.70 = 179,356,802.40 : x
  2. Step 2: Convert to fraction form
    179,356,802.40/268,556,906.70 = 179,356,802.40/x
  3. Step 3: Cross multiply
    179,356,802.40x = 268,556,906.70 × 179,356,802.40
  4. Step 4: Simplify right side
    179,356,802.40x = 48,167,508,048,147,136
  5. Step 5: Solve for x
    x = 48,167,508,048,147,136/179,356,802.40
  6. Step 6: Final answer
    x = 268,556,906.70

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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.