Home / 215,557,232.72-297,469,089.78-116,437,975

Finding the Fourth Proportional to 215,557,232.72, 297,469,089.78 and 116,437,975

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Solution

The fourth proportional to 215,557,232.72, 297,469,089.78 and 116,437,975 is: 160,684,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,557,232.72 : 297,469,089.78 = 116,437,975 : x
  2. Step 2: Convert to fraction form
    215,557,232.72/297,469,089.78 = 116,437,975/x
  3. Step 3: Cross multiply
    215,557,232.72x = 297,469,089.78 × 116,437,975
  4. Step 4: Simplify right side
    215,557,232.72x = 34,636,698,439,076,392
  5. Step 5: Solve for x
    x = 34,636,698,439,076,392/215,557,232.72
  6. Step 6: Final answer
    x = 160,684,464.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.