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Finding the Fourth Proportional to 44,286,878.20, 66,430,317.30 and 44,286,878.20

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Solution

The fourth proportional to 44,286,878.20, 66,430,317.30 and 44,286,878.20 is: 66,430,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,878.20 : 66,430,317.30 = 44,286,878.20 : x
  2. Step 2: Convert to fraction form
    44,286,878.20/66,430,317.30 = 44,286,878.20/x
  3. Step 3: Cross multiply
    44,286,878.20x = 66,430,317.30 × 44,286,878.20
  4. Step 4: Simplify right side
    44,286,878.20x = 2,941,991,371,052,453
  5. Step 5: Solve for x
    x = 2,941,991,371,052,453/44,286,878.20
  6. Step 6: Final answer
    x = 66,430,317.30

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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.