Home / 12,717,998,477.28-19,079,069,958.36-3,755,093,751.72

Finding the Fourth Proportional to 12,717,998,477.28, 19,079,069,958.36 and 3,755,093,751.72

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Solution

The fourth proportional to 12,717,998,477.28, 19,079,069,958.36 and 3,755,093,751.72 is: 5,633,252,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717,998,477.28 : 19,079,069,958.36 = 3,755,093,751.72 : x
  2. Step 2: Convert to fraction form
    12,717,998,477.28/19,079,069,958.36 = 3,755,093,751.72/x
  3. Step 3: Cross multiply
    12,717,998,477.28x = 19,079,069,958.36 × 3,755,093,751.72
  4. Step 4: Simplify right side
    12,717,998,477.28x = 71,643,696,389,266,391,040
  5. Step 5: Solve for x
    x = 71,643,696,389,266,391,040/12,717,998,477.28
  6. Step 6: Final answer
    x = 5,633,252,474.22

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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.