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Finding the Fourth Proportional to 104,991,754.80, 157,487,632.20 and 104,991,754.80

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Solution

The fourth proportional to 104,991,754.80, 157,487,632.20 and 104,991,754.80 is: 157,487,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,991,754.80 : 157,487,632.20 = 104,991,754.80 : x
  2. Step 2: Convert to fraction form
    104,991,754.80/157,487,632.20 = 104,991,754.80/x
  3. Step 3: Cross multiply
    104,991,754.80x = 157,487,632.20 × 104,991,754.80
  4. Step 4: Simplify right side
    104,991,754.80x = 16,534,902,863,974,982
  5. Step 5: Solve for x
    x = 16,534,902,863,974,982/104,991,754.80
  6. Step 6: Final answer
    x = 157,487,632.20

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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.