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Finding the Fourth Proportional to 100,663,150.68, 150,947,019.03 and 35,061,409.16

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Solution

The fourth proportional to 100,663,150.68, 150,947,019.03 and 35,061,409.16 is: 52,575,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,663,150.68 : 150,947,019.03 = 35,061,409.16 : x
  2. Step 2: Convert to fraction form
    100,663,150.68/150,947,019.03 = 35,061,409.16/x
  3. Step 3: Cross multiply
    100,663,150.68x = 150,947,019.03 × 35,061,409.16
  4. Step 4: Simplify right side
    100,663,150.68x = 5,292,415,195,693,136
  5. Step 5: Solve for x
    x = 5,292,415,195,693,136/100,663,150.68
  6. Step 6: Final answer
    x = 52,575,497.19

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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.