Home / 51,018,408,003.20-76,527,612,004.80-17,889,651,521.60

Finding the Fourth Proportional to 51,018,408,003.20, 76,527,612,004.80 and 17,889,651,521.60

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Solution

The fourth proportional to 51,018,408,003.20, 76,527,612,004.80 and 17,889,651,521.60 is: 26,834,477,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,408,003.20 : 76,527,612,004.80 = 17,889,651,521.60 : x
  2. Step 2: Convert to fraction form
    51,018,408,003.20/76,527,612,004.80 = 17,889,651,521.60/x
  3. Step 3: Cross multiply
    51,018,408,003.20x = 76,527,612,004.80 × 17,889,651,521.60
  4. Step 4: Simplify right side
    51,018,408,003.20x = 1,369,052,310,546,084,790,272
  5. Step 5: Solve for x
    x = 1,369,052,310,546,084,790,272/51,018,408,003.20
  6. Step 6: Final answer
    x = 26,834,477,282.40

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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.