Home / 51,381,918,393.21-70,901,296,362.18-28,520,019,823.41

Finding the Fourth Proportional to 51,381,918,393.21, 70,901,296,362.18 and 28,520,019,823.41

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Solution

The fourth proportional to 51,381,918,393.21, 70,901,296,362.18 and 28,520,019,823.41 is: 39,354,435,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,381,918,393.21 : 70,901,296,362.18 = 28,520,019,823.41 : x
  2. Step 2: Convert to fraction form
    51,381,918,393.21/70,901,296,362.18 = 28,520,019,823.41/x
  3. Step 3: Cross multiply
    51,381,918,393.21x = 70,901,296,362.18 × 28,520,019,823.41
  4. Step 4: Simplify right side
    51,381,918,393.21x = 2,022,106,377,754,840,662,016
  5. Step 5: Solve for x
    x = 2,022,106,377,754,840,662,016/51,381,918,393.21
  6. Step 6: Final answer
    x = 39,354,435,198.01

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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.