Home / 808,615,511,330.15-1,212,997,830,846.90-264,066,863,164.16

Finding the Fourth Proportional to 808,615,511,330.15, 1,212,997,830,846.90 and 264,066,863,164.16

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Solution

The fourth proportional to 808,615,511,330.15, 1,212,997,830,846.90 and 264,066,863,164.16 is: 396,124,644,813.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,330.15 : 1,212,997,830,846.90 = 264,066,863,164.16 : x
  2. Step 2: Convert to fraction form
    808,615,511,330.15/1,212,997,830,846.90 = 264,066,863,164.16/x
  3. Step 3: Cross multiply
    808,615,511,330.15x = 1,212,997,830,846.90 × 264,066,863,164.16
  4. Step 4: Simplify right side
    808,615,511,330.15x = 320,312,532,216,671,195,103,232
  5. Step 5: Solve for x
    x = 320,312,532,216,671,195,103,232/808,615,511,330.15
  6. Step 6: Final answer
    x = 396,124,644,813.91

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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.