Home / 808,615,511,324.82-1,212,997,830,838.80-264,066,863,158.82

Finding the Fourth Proportional to 808,615,511,324.82, 1,212,997,830,838.80 and 264,066,863,158.82

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Solution

The fourth proportional to 808,615,511,324.82, 1,212,997,830,838.80 and 264,066,863,158.82 is: 396,124,644,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,324.82 : 1,212,997,830,838.80 = 264,066,863,158.82 : x
  2. Step 2: Convert to fraction form
    808,615,511,324.82/1,212,997,830,838.80 = 264,066,863,158.82/x
  3. Step 3: Cross multiply
    808,615,511,324.82x = 1,212,997,830,838.80 × 264,066,863,158.82
  4. Step 4: Simplify right side
    808,615,511,324.82x = 320,312,532,208,054,886,727,680
  5. Step 5: Solve for x
    x = 320,312,532,208,054,886,727,680/808,615,511,324.82
  6. Step 6: Final answer
    x = 396,124,644,805.86

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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.