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Finding the Fourth Proportional to 82,950,689.60, 116,250,404.80 and 82,950,689.60

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Solution

The fourth proportional to 82,950,689.60, 116,250,404.80 and 82,950,689.60 is: 116,250,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,950,689.60 : 116,250,404.80 = 82,950,689.60 : x
  2. Step 2: Convert to fraction form
    82,950,689.60/116,250,404.80 = 82,950,689.60/x
  3. Step 3: Cross multiply
    82,950,689.60x = 116,250,404.80 × 82,950,689.60
  4. Step 4: Simplify right side
    82,950,689.60x = 9,643,051,244,439,150
  5. Step 5: Solve for x
    x = 9,643,051,244,439,150/82,950,689.60
  6. Step 6: Final answer
    x = 116,250,404.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.