Home / 28,492,132,523.43-42,738,200,113.68-19,519,473,998.19

Finding the Fourth Proportional to 28,492,132,523.43, 42,738,200,113.68 and 19,519,473,998.19

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Solution

The fourth proportional to 28,492,132,523.43, 42,738,200,113.68 and 19,519,473,998.19 is: 29,279,211,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492,132,523.43 : 42,738,200,113.68 = 19,519,473,998.19 : x
  2. Step 2: Convert to fraction form
    28,492,132,523.43/42,738,200,113.68 = 19,519,473,998.19/x
  3. Step 3: Cross multiply
    28,492,132,523.43x = 42,738,200,113.68 × 19,519,473,998.19
  4. Step 4: Simplify right side
    28,492,132,523.43x = 834,227,185,848,417,648,640
  5. Step 5: Solve for x
    x = 834,227,185,848,417,648,640/28,492,132,523.43
  6. Step 6: Final answer
    x = 29,279,211,907.44

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Double scale
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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.