Home / 100,368,393.09-150,527,051.51-31,268,316.75

Finding the Fourth Proportional to 100,368,393.09, 150,527,051.51 and 31,268,316.75

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Solution

The fourth proportional to 100,368,393.09, 150,527,051.51 and 31,268,316.75 is: 46,894,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368,393.09 : 150,527,051.51 = 31,268,316.75 : x
  2. Step 2: Convert to fraction form
    100,368,393.09/150,527,051.51 = 31,268,316.75/x
  3. Step 3: Cross multiply
    100,368,393.09x = 150,527,051.51 × 31,268,316.75
  4. Step 4: Simplify right side
    100,368,393.09x = 4,706,727,526,360,183
  5. Step 5: Solve for x
    x = 4,706,727,526,360,183/100,368,393.09
  6. Step 6: Final answer
    x = 46,894,519.10

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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.