Home / 246,479,257.89-340,152,004.13-136,470,980.61

Finding the Fourth Proportional to 246,479,257.89, 340,152,004.13 and 136,470,980.61

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Solution

The fourth proportional to 246,479,257.89, 340,152,004.13 and 136,470,980.61 is: 188,335,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,479,257.89 : 340,152,004.13 = 136,470,980.61 : x
  2. Step 2: Convert to fraction form
    246,479,257.89/340,152,004.13 = 136,470,980.61/x
  3. Step 3: Cross multiply
    246,479,257.89x = 340,152,004.13 × 136,470,980.61
  4. Step 4: Simplify right side
    246,479,257.89x = 46,420,877,559,395,520
  5. Step 5: Solve for x
    x = 46,420,877,559,395,520/246,479,257.89
  6. Step 6: Final answer
    x = 188,335,837.90

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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.