Home / 21,622,128,672.75-32,421,369,636.96-17,168,829,939.03

Finding the Fourth Proportional to 21,622,128,672.75, 32,421,369,636.96 and 17,168,829,939.03

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Solution

The fourth proportional to 21,622,128,672.75, 32,421,369,636.96 and 17,168,829,939.03 is: 25,743,856,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,622,128,672.75 : 32,421,369,636.96 = 17,168,829,939.03 : x
  2. Step 2: Convert to fraction form
    21,622,128,672.75/32,421,369,636.96 = 17,168,829,939.03/x
  3. Step 3: Cross multiply
    21,622,128,672.75x = 32,421,369,636.96 × 17,168,829,939.03
  4. Step 4: Simplify right side
    21,622,128,672.75x = 556,636,981,687,397,056,512
  5. Step 5: Solve for x
    x = 556,636,981,687,397,056,512/21,622,128,672.75
  6. Step 6: Final answer
    x = 25,743,856,680.91

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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.