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Finding the Fourth Proportional to 46,648,912.60, 69,973,368.90 and 22,383,710.20

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Solution

The fourth proportional to 46,648,912.60, 69,973,368.90 and 22,383,710.20 is: 33,575,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,648,912.60 : 69,973,368.90 = 22,383,710.20 : x
  2. Step 2: Convert to fraction form
    46,648,912.60/69,973,368.90 = 22,383,710.20/x
  3. Step 3: Cross multiply
    46,648,912.60x = 69,973,368.90 × 22,383,710.20
  4. Step 4: Simplify right side
    46,648,912.60x = 1,566,263,611,175,292.75
  5. Step 5: Solve for x
    x = 1,566,263,611,175,292.75/46,648,912.60
  6. Step 6: Final answer
    x = 33,575,565.30

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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.