Home / 25,509,219,546.80-38,263,829,320.20-12,448,525,530.80

Finding the Fourth Proportional to 25,509,219,546.80, 38,263,829,320.20 and 12,448,525,530.80

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Solution

The fourth proportional to 25,509,219,546.80, 38,263,829,320.20 and 12,448,525,530.80 is: 18,672,788,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,219,546.80 : 38,263,829,320.20 = 12,448,525,530.80 : x
  2. Step 2: Convert to fraction form
    25,509,219,546.80/38,263,829,320.20 = 12,448,525,530.80/x
  3. Step 3: Cross multiply
    25,509,219,546.80x = 38,263,829,320.20 × 12,448,525,530.80
  4. Step 4: Simplify right side
    25,509,219,546.80x = 476,328,256,198,683,262,976
  5. Step 5: Solve for x
    x = 476,328,256,198,683,262,976/25,509,219,546.80
  6. Step 6: Final answer
    x = 18,672,788,296.20

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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.