Home / 17,920,876,231.40-26,858,356,095.90-15,946,466,628.20

Finding the Fourth Proportional to 17,920,876,231.40, 26,858,356,095.90 and 15,946,466,628.20

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Solution

The fourth proportional to 17,920,876,231.40, 26,858,356,095.90 and 15,946,466,628.20 is: 23,899,271,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920,876,231.40 : 26,858,356,095.90 = 15,946,466,628.20 : x
  2. Step 2: Convert to fraction form
    17,920,876,231.40/26,858,356,095.90 = 15,946,466,628.20/x
  3. Step 3: Cross multiply
    17,920,876,231.40x = 26,858,356,095.90 × 15,946,466,628.20
  4. Step 4: Simplify right side
    17,920,876,231.40x = 428,295,879,171,581,411,328
  5. Step 5: Solve for x
    x = 428,295,879,171,581,411,328/17,920,876,231.40
  6. Step 6: Final answer
    x = 23,899,271,087.04

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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.