Home / 246,651,982.70-340,352,274.18-136,616,139.50

Finding the Fourth Proportional to 246,651,982.70, 340,352,274.18 and 136,616,139.50

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Solution

The fourth proportional to 246,651,982.70, 340,352,274.18 and 136,616,139.50 is: 188,515,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,651,982.70 : 340,352,274.18 = 136,616,139.50 : x
  2. Step 2: Convert to fraction form
    246,651,982.70/340,352,274.18 = 136,616,139.50/x
  3. Step 3: Cross multiply
    246,651,982.70x = 340,352,274.18 × 136,616,139.50
  4. Step 4: Simplify right side
    246,651,982.70x = 46,497,613,768,517,128
  5. Step 5: Solve for x
    x = 46,497,613,768,517,128/246,651,982.70
  6. Step 6: Final answer
    x = 188,515,061.83

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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.