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Finding the Fourth Proportional to 100,405,063.95, 150,607,595.93 and 100,405,063.95

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Solution

The fourth proportional to 100,405,063.95, 150,607,595.93 and 100,405,063.95 is: 150,607,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,405,063.95 : 150,607,595.93 = 100,405,063.95 : x
  2. Step 2: Convert to fraction form
    100,405,063.95/150,607,595.93 = 100,405,063.95/x
  3. Step 3: Cross multiply
    100,405,063.95x = 150,607,595.93 × 100,405,063.95
  4. Step 4: Simplify right side
    100,405,063.95x = 15,121,765,300,707,410
  5. Step 5: Solve for x
    x = 15,121,765,300,707,410/100,405,063.95
  6. Step 6: Final answer
    x = 150,607,595.93

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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.