Home / 25,509,218,497.80-38,263,827,746.70-12,448,524,481.80

Finding the Fourth Proportional to 25,509,218,497.80, 38,263,827,746.70 and 12,448,524,481.80

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Solution

The fourth proportional to 25,509,218,497.80, 38,263,827,746.70 and 12,448,524,481.80 is: 18,672,786,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,218,497.80 : 38,263,827,746.70 = 12,448,524,481.80 : x
  2. Step 2: Convert to fraction form
    25,509,218,497.80/38,263,827,746.70 = 12,448,524,481.80/x
  3. Step 3: Cross multiply
    25,509,218,497.80x = 38,263,827,746.70 × 12,448,524,481.80
  4. Step 4: Simplify right side
    25,509,218,497.80x = 476,328,196,472,173,035,520
  5. Step 5: Solve for x
    x = 476,328,196,472,173,035,520/25,509,218,497.80
  6. Step 6: Final answer
    x = 18,672,786,722.70

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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.