Home / 808,615,511,347.08-1,212,997,830,872.20-264,066,863,181.02

Finding the Fourth Proportional to 808,615,511,347.08, 1,212,997,830,872.20 and 264,066,863,181.02

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Solution

The fourth proportional to 808,615,511,347.08, 1,212,997,830,872.20 and 264,066,863,181.02 is: 396,124,644,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,347.08 : 1,212,997,830,872.20 = 264,066,863,181.02 : x
  2. Step 2: Convert to fraction form
    808,615,511,347.08/1,212,997,830,872.20 = 264,066,863,181.02/x
  3. Step 3: Cross multiply
    808,615,511,347.08x = 1,212,997,830,872.20 × 264,066,863,181.02
  4. Step 4: Simplify right side
    808,615,511,347.08x = 320,312,532,243,803,241,709,568
  5. Step 5: Solve for x
    x = 320,312,532,243,803,241,709,568/808,615,511,347.08
  6. Step 6: Final answer
    x = 396,124,644,839.17

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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.