Home / 14,265,332,619.21-21,379,384,585.40-7,969,507,535.15

Finding the Fourth Proportional to 14,265,332,619.21, 21,379,384,585.40 and 7,969,507,535.15

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Solution

The fourth proportional to 14,265,332,619.21, 21,379,384,585.40 and 7,969,507,535.15 is: 11,943,862,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,332,619.21 : 21,379,384,585.40 = 7,969,507,535.15 : x
  2. Step 2: Convert to fraction form
    14,265,332,619.21/21,379,384,585.40 = 7,969,507,535.15/x
  3. Step 3: Cross multiply
    14,265,332,619.21x = 21,379,384,585.40 × 7,969,507,535.15
  4. Step 4: Simplify right side
    14,265,332,619.21x = 170,383,166,550,215,065,600
  5. Step 5: Solve for x
    x = 170,383,166,550,215,065,600/14,265,332,619.21
  6. Step 6: Final answer
    x = 11,943,862,165.60

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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.