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Finding the Fourth Proportional to 30,603,350.10, 45,905,025.15 and 30,603,350.10

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Solution

The fourth proportional to 30,603,350.10, 45,905,025.15 and 30,603,350.10 is: 45,905,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,350.10 : 45,905,025.15 = 30,603,350.10 : x
  2. Step 2: Convert to fraction form
    30,603,350.10/45,905,025.15 = 30,603,350.10/x
  3. Step 3: Cross multiply
    30,603,350.10x = 45,905,025.15 × 30,603,350.10
  4. Step 4: Simplify right side
    30,603,350.10x = 1,404,847,556,014,755
  5. Step 5: Solve for x
    x = 1,404,847,556,014,755/30,603,350.10
  6. Step 6: Final answer
    x = 45,905,025.15

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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.