Home / 12,944,448,426.60-19,416,672,639.90-7,440,682,717.80

Finding the Fourth Proportional to 12,944,448,426.60, 19,416,672,639.90 and 7,440,682,717.80

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Solution

The fourth proportional to 12,944,448,426.60, 19,416,672,639.90 and 7,440,682,717.80 is: 11,161,024,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,448,426.60 : 19,416,672,639.90 = 7,440,682,717.80 : x
  2. Step 2: Convert to fraction form
    12,944,448,426.60/19,416,672,639.90 = 7,440,682,717.80/x
  3. Step 3: Cross multiply
    12,944,448,426.60x = 19,416,672,639.90 × 7,440,682,717.80
  4. Step 4: Simplify right side
    12,944,448,426.60x = 144,473,300,548,884,054,016
  5. Step 5: Solve for x
    x = 144,473,300,548,884,054,016/12,944,448,426.60
  6. Step 6: Final answer
    x = 11,161,024,076.70

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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.