Home / 53,252,015,770-73,486,375,239.72-30,388,743,679.60

Finding the Fourth Proportional to 53,252,015,770, 73,486,375,239.72 and 30,388,743,679.60

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Solution

The fourth proportional to 53,252,015,770, 73,486,375,239.72 and 30,388,743,679.60 is: 41,935,663,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252,015,770 : 73,486,375,239.72 = 30,388,743,679.60 : x
  2. Step 2: Convert to fraction form
    53,252,015,770/73,486,375,239.72 = 30,388,743,679.60/x
  3. Step 3: Cross multiply
    53,252,015,770x = 73,486,375,239.72 × 30,388,743,679.60
  4. Step 4: Simplify right side
    53,252,015,770x = 2,233,158,621,102,755,020,800
  5. Step 5: Solve for x
    x = 2,233,158,621,102,755,020,800/53,252,015,770
  6. Step 6: Final answer
    x = 41,935,663,632.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.