Home / 13,463,257,121.80-20,194,885,682.70-7,884,402,080.20

Finding the Fourth Proportional to 13,463,257,121.80, 20,194,885,682.70 and 7,884,402,080.20

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Solution

The fourth proportional to 13,463,257,121.80, 20,194,885,682.70 and 7,884,402,080.20 is: 11,826,603,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,257,121.80 : 20,194,885,682.70 = 7,884,402,080.20 : x
  2. Step 2: Convert to fraction form
    13,463,257,121.80/20,194,885,682.70 = 7,884,402,080.20/x
  3. Step 3: Cross multiply
    13,463,257,121.80x = 20,194,885,682.70 × 7,884,402,080.20
  4. Step 4: Simplify right side
    13,463,257,121.80x = 159,224,598,686,081,089,536
  5. Step 5: Solve for x
    x = 159,224,598,686,081,089,536/13,463,257,121.80
  6. Step 6: Final answer
    x = 11,826,603,120.30

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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.