Home / 76,116,006-105,040,143.08-41,308,687.44

Finding the Fourth Proportional to 76,116,006, 105,040,143.08 and 41,308,687.44

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Solution

The fourth proportional to 76,116,006, 105,040,143.08 and 41,308,687.44 is: 57,006,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,116,006 : 105,040,143.08 = 41,308,687.44 : x
  2. Step 2: Convert to fraction form
    76,116,006/105,040,143.08 = 41,308,687.44/x
  3. Step 3: Cross multiply
    76,116,006x = 105,040,143.08 × 41,308,687.44
  4. Step 4: Simplify right side
    76,116,006x = 4,339,070,439,144,598.50
  5. Step 5: Solve for x
    x = 4,339,070,439,144,598.50/76,116,006
  6. Step 6: Final answer
    x = 57,006,018.41

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1.5x scale

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.