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Finding the Fourth Proportional to 100,405,068.45, 150,607,602.68 and 100,405,068.45

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Solution

The fourth proportional to 100,405,068.45, 150,607,602.68 and 100,405,068.45 is: 150,607,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,405,068.45 : 150,607,602.68 = 100,405,068.45 : x
  2. Step 2: Convert to fraction form
    100,405,068.45/150,607,602.68 = 100,405,068.45/x
  3. Step 3: Cross multiply
    100,405,068.45x = 150,607,602.68 × 100,405,068.45
  4. Step 4: Simplify right side
    100,405,068.45x = 15,121,766,656,175,804
  5. Step 5: Solve for x
    x = 15,121,766,656,175,804/100,405,068.45
  6. Step 6: Final answer
    x = 150,607,602.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.