Home / 246,479,255.64-340,152,001.02-136,470,978.36

Finding the Fourth Proportional to 246,479,255.64, 340,152,001.02 and 136,470,978.36

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Solution

The fourth proportional to 246,479,255.64, 340,152,001.02 and 136,470,978.36 is: 188,335,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,479,255.64 : 340,152,001.02 = 136,470,978.36 : x
  2. Step 2: Convert to fraction form
    246,479,255.64/340,152,001.02 = 136,470,978.36/x
  3. Step 3: Cross multiply
    246,479,255.64x = 340,152,001.02 × 136,470,978.36
  4. Step 4: Simplify right side
    246,479,255.64x = 46,420,876,370,311,120
  5. Step 5: Solve for x
    x = 46,420,876,370,311,120/246,479,255.64
  6. Step 6: Final answer
    x = 188,335,834.79

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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.