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Finding the Fourth Proportional to 101,144,713.80, 151,717,070.70 and 101,144,713.80

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Solution

The fourth proportional to 101,144,713.80, 151,717,070.70 and 101,144,713.80 is: 151,717,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,144,713.80 : 151,717,070.70 = 101,144,713.80 : x
  2. Step 2: Convert to fraction form
    101,144,713.80/151,717,070.70 = 101,144,713.80/x
  3. Step 3: Cross multiply
    101,144,713.80x = 151,717,070.70 × 101,144,713.80
  4. Step 4: Simplify right side
    101,144,713.80x = 15,345,379,694,525,864
  5. Step 5: Solve for x
    x = 15,345,379,694,525,864/101,144,713.80
  6. Step 6: Final answer
    x = 151,717,070.70

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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.