Home / 336,947,152.80-505,515,207.60-142,951,504.80

Finding the Fourth Proportional to 336,947,152.80, 505,515,207.60 and 142,951,504.80

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Solution

The fourth proportional to 336,947,152.80, 505,515,207.60 and 142,951,504.80 is: 214,467,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,947,152.80 : 505,515,207.60 = 142,951,504.80 : x
  2. Step 2: Convert to fraction form
    336,947,152.80/505,515,207.60 = 142,951,504.80/x
  3. Step 3: Cross multiply
    336,947,152.80x = 505,515,207.60 × 142,951,504.80
  4. Step 4: Simplify right side
    336,947,152.80x = 72,264,159,625,704,400
  5. Step 5: Solve for x
    x = 72,264,159,625,704,400/336,947,152.80
  6. Step 6: Final answer
    x = 214,467,340.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.