Home / 808,615,511,370.75-1,212,997,830,907.60-264,066,863,204.67

Finding the Fourth Proportional to 808,615,511,370.75, 1,212,997,830,907.60 and 264,066,863,204.67

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Solution

The fourth proportional to 808,615,511,370.75, 1,212,997,830,907.60 and 264,066,863,204.67 is: 396,124,644,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,370.75 : 1,212,997,830,907.60 = 264,066,863,204.67 : x
  2. Step 2: Convert to fraction form
    808,615,511,370.75/1,212,997,830,907.60 = 264,066,863,204.67/x
  3. Step 3: Cross multiply
    808,615,511,370.75x = 1,212,997,830,907.60 × 264,066,863,204.67
  4. Step 4: Simplify right side
    808,615,511,370.75x = 320,312,532,281,838,666,776,576
  5. Step 5: Solve for x
    x = 320,312,532,281,838,666,776,576/808,615,511,370.75
  6. Step 6: Final answer
    x = 396,124,644,874.61

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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.