Home / 167,949,382,798.72-252,103,350,601.18-72,382,564,202.86

Finding the Fourth Proportional to 167,949,382,798.72, 252,103,350,601.18 and 72,382,564,202.86

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Solution

The fourth proportional to 167,949,382,798.72, 252,103,350,601.18 and 72,382,564,202.86 is: 108,651,110,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,949,382,798.72 : 252,103,350,601.18 = 72,382,564,202.86 : x
  2. Step 2: Convert to fraction form
    167,949,382,798.72/252,103,350,601.18 = 72,382,564,202.86/x
  3. Step 3: Cross multiply
    167,949,382,798.72x = 252,103,350,601.18 × 72,382,564,202.86
  4. Step 4: Simplify right side
    167,949,382,798.72x = 18,247,886,960,646,034,554,880
  5. Step 5: Solve for x
    x = 18,247,886,960,646,034,554,880/167,949,382,798.72
  6. Step 6: Final answer
    x = 108,651,110,570.11

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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.