Home / 808,615,511,316.45-1,212,997,830,826.30-264,066,863,150.41

Finding the Fourth Proportional to 808,615,511,316.45, 1,212,997,830,826.30 and 264,066,863,150.41

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Solution

The fourth proportional to 808,615,511,316.45, 1,212,997,830,826.30 and 264,066,863,150.41 is: 396,124,644,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,316.45 : 1,212,997,830,826.30 = 264,066,863,150.41 : x
  2. Step 2: Convert to fraction form
    808,615,511,316.45/1,212,997,830,826.30 = 264,066,863,150.41/x
  3. Step 3: Cross multiply
    808,615,511,316.45x = 1,212,997,830,826.30 × 264,066,863,150.41
  4. Step 4: Simplify right side
    808,615,511,316.45x = 320,312,532,194,552,784,617,472
  5. Step 5: Solve for x
    x = 320,312,532,194,552,784,617,472/808,615,511,316.45
  6. Step 6: Final answer
    x = 396,124,644,793.27

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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.