Home / 85,630,505.50-118,170,159.24-46,472,272.12

Finding the Fourth Proportional to 85,630,505.50, 118,170,159.24 and 46,472,272.12

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Solution

The fourth proportional to 85,630,505.50, 118,170,159.24 and 46,472,272.12 is: 64,131,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,630,505.50 : 118,170,159.24 = 46,472,272.12 : x
  2. Step 2: Convert to fraction form
    85,630,505.50/118,170,159.24 = 46,472,272.12/x
  3. Step 3: Cross multiply
    85,630,505.50x = 118,170,159.24 × 46,472,272.12
  4. Step 4: Simplify right side
    85,630,505.50x = 5,491,635,796,665,012
  5. Step 5: Solve for x
    x = 5,491,635,796,665,012/85,630,505.50
  6. Step 6: Final answer
    x = 64,131,768.98

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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.