Home / 319,873,506.28-479,987,309.37-156,112,619.35

Finding the Fourth Proportional to 319,873,506.28, 479,987,309.37 and 156,112,619.35

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Solution

The fourth proportional to 319,873,506.28, 479,987,309.37 and 156,112,619.35 is: 234,255,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,873,506.28 : 479,987,309.37 = 156,112,619.35 : x
  2. Step 2: Convert to fraction form
    319,873,506.28/479,987,309.37 = 156,112,619.35/x
  3. Step 3: Cross multiply
    319,873,506.28x = 479,987,309.37 × 156,112,619.35
  4. Step 4: Simplify right side
    319,873,506.28x = 74,932,076,120,509,504
  5. Step 5: Solve for x
    x = 74,932,076,120,509,504/319,873,506.28
  6. Step 6: Final answer
    x = 234,255,337.34

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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.