Home / 8,442,629,575,650.40-11,650,189,418,972-4,738,130,424,846.80

Finding the Fourth Proportional to 8,442,629,575,650.40, 11,650,189,418,972 and 4,738,130,424,846.80

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Solution

The fourth proportional to 8,442,629,575,650.40, 11,650,189,418,972 and 4,738,130,424,846.80 is: 6,538,261,147,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,629,575,650.40 : 11,650,189,418,972 = 4,738,130,424,846.80 : x
  2. Step 2: Convert to fraction form
    8,442,629,575,650.40/11,650,189,418,972 = 4,738,130,424,846.80/x
  3. Step 3: Cross multiply
    8,442,629,575,650.40x = 11,650,189,418,972 × 4,738,130,424,846.80
  4. Step 4: Simplify right side
    8,442,629,575,650.40x = 55,200,116,941,259,497,445,261,312
  5. Step 5: Solve for x
    x = 55,200,116,941,259,497,445,261,312/8,442,629,575,650.40
  6. Step 6: Final answer
    x = 6,538,261,147,979.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.