Home / 2,245,689,643.20-3,368,471,479.20-1,018,856,126.40

Finding the Fourth Proportional to 2,245,689,643.20, 3,368,471,479.20 and 1,018,856,126.40

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Solution

The fourth proportional to 2,245,689,643.20, 3,368,471,479.20 and 1,018,856,126.40 is: 1,528,255,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,689,643.20 : 3,368,471,479.20 = 1,018,856,126.40 : x
  2. Step 2: Convert to fraction form
    2,245,689,643.20/3,368,471,479.20 = 1,018,856,126.40/x
  3. Step 3: Cross multiply
    2,245,689,643.20x = 3,368,471,479.20 × 1,018,856,126.40
  4. Step 4: Simplify right side
    2,245,689,643.20x = 3,431,987,803,186,589,696
  5. Step 5: Solve for x
    x = 3,431,987,803,186,589,696/2,245,689,643.20
  6. Step 6: Final answer
    x = 1,528,255,613.41

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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.