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Finding the Fourth Proportional to 117,526,521.60, 176,289,782.40 and 117,526,521.60

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Solution

The fourth proportional to 117,526,521.60, 176,289,782.40 and 117,526,521.60 is: 176,289,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,526,521.60 : 176,289,782.40 = 117,526,521.60 : x
  2. Step 2: Convert to fraction form
    117,526,521.60/176,289,782.40 = 117,526,521.60/x
  3. Step 3: Cross multiply
    117,526,521.60x = 176,289,782.40 × 117,526,521.60
  4. Step 4: Simplify right side
    117,526,521.60x = 20,718,724,919,092,900
  5. Step 5: Solve for x
    x = 20,718,724,919,092,900/117,526,521.60
  6. Step 6: Final answer
    x = 176,289,782.40

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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.