Home / 2,782,030,579.20-4,173,045,868.80-1,492,085,491.20

Finding the Fourth Proportional to 2,782,030,579.20, 4,173,045,868.80 and 1,492,085,491.20

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Solution

The fourth proportional to 2,782,030,579.20, 4,173,045,868.80 and 1,492,085,491.20 is: 2,238,128,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,030,579.20 : 4,173,045,868.80 = 1,492,085,491.20 : x
  2. Step 2: Convert to fraction form
    2,782,030,579.20/4,173,045,868.80 = 1,492,085,491.20/x
  3. Step 3: Cross multiply
    2,782,030,579.20x = 4,173,045,868.80 × 1,492,085,491.20
  4. Step 4: Simplify right side
    2,782,030,579.20x = 6,226,541,194,948,579,328
  5. Step 5: Solve for x
    x = 6,226,541,194,948,579,328/2,782,030,579.20
  6. Step 6: Final answer
    x = 2,238,128,236.80

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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.