Home / 14,265,332,511.50-21,379,384,423.43-7,969,507,427.45

Finding the Fourth Proportional to 14,265,332,511.50, 21,379,384,423.43 and 7,969,507,427.45

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Solution

The fourth proportional to 14,265,332,511.50, 21,379,384,423.43 and 7,969,507,427.45 is: 11,943,862,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,332,511.50 : 21,379,384,423.43 = 7,969,507,427.45 : x
  2. Step 2: Convert to fraction form
    14,265,332,511.50/21,379,384,423.43 = 7,969,507,427.45/x
  3. Step 3: Cross multiply
    14,265,332,511.50x = 21,379,384,423.43 × 7,969,507,427.45
  4. Step 4: Simplify right side
    14,265,332,511.50x = 170,383,162,956,903,612,416
  5. Step 5: Solve for x
    x = 170,383,162,956,903,612,416/14,265,332,511.50
  6. Step 6: Final answer
    x = 11,943,862,003.88

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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.