Home / 327,472,051.80-491,208,077.70-163,735,079.70

Finding the Fourth Proportional to 327,472,051.80, 491,208,077.70 and 163,735,079.70

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Solution

The fourth proportional to 327,472,051.80, 491,208,077.70 and 163,735,079.70 is: 245,602,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,472,051.80 : 491,208,077.70 = 163,735,079.70 : x
  2. Step 2: Convert to fraction form
    327,472,051.80/491,208,077.70 = 163,735,079.70/x
  3. Step 3: Cross multiply
    327,472,051.80x = 491,208,077.70 × 163,735,079.70
  4. Step 4: Simplify right side
    327,472,051.80x = 80,427,993,751,493,280
  5. Step 5: Solve for x
    x = 80,427,993,751,493,280/327,472,051.80
  6. Step 6: Final answer
    x = 245,602,619.55

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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.