Home / 51,381,918,395.21-70,901,296,364.94-28,520,019,825.41

Finding the Fourth Proportional to 51,381,918,395.21, 70,901,296,364.94 and 28,520,019,825.41

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Solution

The fourth proportional to 51,381,918,395.21, 70,901,296,364.94 and 28,520,019,825.41 is: 39,354,435,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,381,918,395.21 : 70,901,296,364.94 = 28,520,019,825.41 : x
  2. Step 2: Convert to fraction form
    51,381,918,395.21/70,901,296,364.94 = 28,520,019,825.41/x
  3. Step 3: Cross multiply
    51,381,918,395.21x = 70,901,296,364.94 × 28,520,019,825.41
  4. Step 4: Simplify right side
    51,381,918,395.21x = 2,022,106,377,975,358,816,256
  5. Step 5: Solve for x
    x = 2,022,106,377,975,358,816,256/51,381,918,395.21
  6. Step 6: Final answer
    x = 39,354,435,200.77

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1.5x scale

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.