Home / 76,462,648.80-114,759,291.60-31,057,029.60

Finding the Fourth Proportional to 76,462,648.80, 114,759,291.60 and 31,057,029.60

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Solution

The fourth proportional to 76,462,648.80, 114,759,291.60 and 31,057,029.60 is: 46,612,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,462,648.80 : 114,759,291.60 = 31,057,029.60 : x
  2. Step 2: Convert to fraction form
    76,462,648.80/114,759,291.60 = 31,057,029.60/x
  3. Step 3: Cross multiply
    76,462,648.80x = 114,759,291.60 × 31,057,029.60
  4. Step 4: Simplify right side
    76,462,648.80x = 3,564,082,716,096,231.50
  5. Step 5: Solve for x
    x = 3,564,082,716,096,231.50/76,462,648.80
  6. Step 6: Final answer
    x = 46,612,074.94

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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.