Home / 239,864,995,701.54-359,797,471,703.88-105,559,485,757.18

Finding the Fourth Proportional to 239,864,995,701.54, 359,797,471,703.88 and 105,559,485,757.18

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Solution

The fourth proportional to 239,864,995,701.54, 359,797,471,703.88 and 105,559,485,757.18 is: 158,339,219,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,864,995,701.54 : 359,797,471,703.88 = 105,559,485,757.18 : x
  2. Step 2: Convert to fraction form
    239,864,995,701.54/359,797,471,703.88 = 105,559,485,757.18/x
  3. Step 3: Cross multiply
    239,864,995,701.54x = 359,797,471,703.88 × 105,559,485,757.18
  4. Step 4: Simplify right side
    239,864,995,701.54x = 37,980,036,089,795,093,463,040
  5. Step 5: Solve for x
    x = 37,980,036,089,795,093,463,040/239,864,995,701.54
  6. Step 6: Final answer
    x = 158,339,219,020.74

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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.