Home / 205,781,702.44-308,607,518.46-67,584,540.52

Finding the Fourth Proportional to 205,781,702.44, 308,607,518.46 and 67,584,540.52

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Solution

The fourth proportional to 205,781,702.44, 308,607,518.46 and 67,584,540.52 is: 101,355,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,781,702.44 : 308,607,518.46 = 67,584,540.52 : x
  2. Step 2: Convert to fraction form
    205,781,702.44/308,607,518.46 = 67,584,540.52/x
  3. Step 3: Cross multiply
    205,781,702.44x = 308,607,518.46 × 67,584,540.52
  4. Step 4: Simplify right side
    205,781,702.44x = 20,857,097,336,136,516
  5. Step 5: Solve for x
    x = 20,857,097,336,136,516/205,781,702.44
  6. Step 6: Final answer
    x = 101,355,451.38

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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.