Home / 599,878,391.93-899,584,956.70-206,330,388.20

Finding the Fourth Proportional to 599,878,391.93, 899,584,956.70 and 206,330,388.20

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Solution

The fourth proportional to 599,878,391.93, 899,584,956.70 and 206,330,388.20 is: 309,415,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,878,391.93 : 899,584,956.70 = 206,330,388.20 : x
  2. Step 2: Convert to fraction form
    599,878,391.93/899,584,956.70 = 206,330,388.20/x
  3. Step 3: Cross multiply
    599,878,391.93x = 899,584,956.70 × 206,330,388.20
  4. Step 4: Simplify right side
    599,878,391.93x = 185,611,713,334,306,304
  5. Step 5: Solve for x
    x = 185,611,713,334,306,304/599,878,391.93
  6. Step 6: Final answer
    x = 309,415,567.94

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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.