Home / 138,183,408,052.80-207,275,112,079.20-113,078,560,365.60

Finding the Fourth Proportional to 138,183,408,052.80, 207,275,112,079.20 and 113,078,560,365.60

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Solution

The fourth proportional to 138,183,408,052.80, 207,275,112,079.20 and 113,078,560,365.60 is: 169,617,840,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,183,408,052.80 : 207,275,112,079.20 = 113,078,560,365.60 : x
  2. Step 2: Convert to fraction form
    138,183,408,052.80/207,275,112,079.20 = 113,078,560,365.60/x
  3. Step 3: Cross multiply
    138,183,408,052.80x = 207,275,112,079.20 × 113,078,560,365.60
  4. Step 4: Simplify right side
    138,183,408,052.80x = 23,438,371,273,534,326,439,936
  5. Step 5: Solve for x
    x = 23,438,371,273,534,326,439,936/138,183,408,052.80
  6. Step 6: Final answer
    x = 169,617,840,548.40

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1.5x scale

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.