Home / 808,615,511,326.77-1,212,997,830,841.80-264,066,863,160.74

Finding the Fourth Proportional to 808,615,511,326.77, 1,212,997,830,841.80 and 264,066,863,160.74

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Solution

The fourth proportional to 808,615,511,326.77, 1,212,997,830,841.80 and 264,066,863,160.74 is: 396,124,644,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,326.77 : 1,212,997,830,841.80 = 264,066,863,160.74 : x
  2. Step 2: Convert to fraction form
    808,615,511,326.77/1,212,997,830,841.80 = 264,066,863,160.74/x
  3. Step 3: Cross multiply
    808,615,511,326.77x = 1,212,997,830,841.80 × 264,066,863,160.74
  4. Step 4: Simplify right side
    808,615,511,326.77x = 320,312,532,211,176,052,883,456
  5. Step 5: Solve for x
    x = 320,312,532,211,176,052,883,456/808,615,511,326.77
  6. Step 6: Final answer
    x = 396,124,644,808.77

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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.