Home / 167,949,382,807.18-252,103,350,613.84-72,382,564,211.37

Finding the Fourth Proportional to 167,949,382,807.18, 252,103,350,613.84 and 72,382,564,211.37

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Solution

The fourth proportional to 167,949,382,807.18, 252,103,350,613.84 and 72,382,564,211.37 is: 108,651,110,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,949,382,807.18 : 252,103,350,613.84 = 72,382,564,211.37 : x
  2. Step 2: Convert to fraction form
    167,949,382,807.18/252,103,350,613.84 = 72,382,564,211.37/x
  3. Step 3: Cross multiply
    167,949,382,807.18x = 252,103,350,613.84 × 72,382,564,211.37
  4. Step 4: Simplify right side
    167,949,382,807.18x = 18,247,886,963,707,796,783,104
  5. Step 5: Solve for x
    x = 18,247,886,963,707,796,783,104/167,949,382,807.18
  6. Step 6: Final answer
    x = 108,651,110,582.87

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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.