Home / 308,645,327.75-464,815,600.91-281,095,426.31

Finding the Fourth Proportional to 308,645,327.75, 464,815,600.91 and 281,095,426.31

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Solution

The fourth proportional to 308,645,327.75, 464,815,600.91 and 281,095,426.31 is: 423,325,829.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,645,327.75 : 464,815,600.91 = 281,095,426.31 : x
  2. Step 2: Convert to fraction form
    308,645,327.75/464,815,600.91 = 281,095,426.31/x
  3. Step 3: Cross multiply
    308,645,327.75x = 464,815,600.91 × 281,095,426.31
  4. Step 4: Simplify right side
    308,645,327.75x = 130,657,539,490,659,824
  5. Step 5: Solve for x
    x = 130,657,539,490,659,824/308,645,327.75
  6. Step 6: Final answer
    x = 423,325,829.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.