Home / 21,925,367,839.83-30,256,224,759.60-12,409,715,285.49

Finding the Fourth Proportional to 21,925,367,839.83, 30,256,224,759.60 and 12,409,715,285.49

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Solution

The fourth proportional to 21,925,367,839.83, 30,256,224,759.60 and 12,409,715,285.49 is: 17,124,963,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925,367,839.83 : 30,256,224,759.60 = 12,409,715,285.49 : x
  2. Step 2: Convert to fraction form
    21,925,367,839.83/30,256,224,759.60 = 12,409,715,285.49/x
  3. Step 3: Cross multiply
    21,925,367,839.83x = 30,256,224,759.60 × 12,409,715,285.49
  4. Step 4: Simplify right side
    21,925,367,839.83x = 375,471,134,880,429,113,344
  5. Step 5: Solve for x
    x = 375,471,134,880,429,113,344/21,925,367,839.83
  6. Step 6: Final answer
    x = 17,124,963,997.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.