Home / 72,759,155.40-109,153,896.30-24,252,078.60

Finding the Fourth Proportional to 72,759,155.40, 109,153,896.30 and 24,252,078.60

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Solution

The fourth proportional to 72,759,155.40, 109,153,896.30 and 24,252,078.60 is: 36,383,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,759,155.40 : 109,153,896.30 = 24,252,078.60 : x
  2. Step 2: Convert to fraction form
    72,759,155.40/109,153,896.30 = 24,252,078.60/x
  3. Step 3: Cross multiply
    72,759,155.40x = 109,153,896.30 × 24,252,078.60
  4. Step 4: Simplify right side
    72,759,155.40x = 2,647,208,872,563,849.50
  5. Step 5: Solve for x
    x = 2,647,208,872,563,849.50/72,759,155.40
  6. Step 6: Final answer
    x = 36,383,172.10

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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.