Home / 1,121,806,880.98-1,682,744,602.18-384,866,448.27

Finding the Fourth Proportional to 1,121,806,880.98, 1,682,744,602.18 and 384,866,448.27

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Solution

The fourth proportional to 1,121,806,880.98, 1,682,744,602.18 and 384,866,448.27 is: 577,311,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,806,880.98 : 1,682,744,602.18 = 384,866,448.27 : x
  2. Step 2: Convert to fraction form
    1,121,806,880.98/1,682,744,602.18 = 384,866,448.27/x
  3. Step 3: Cross multiply
    1,121,806,880.98x = 1,682,744,602.18 × 384,866,448.27
  4. Step 4: Simplify right side
    1,121,806,880.98x = 647,631,938,385,568,512
  5. Step 5: Solve for x
    x = 647,631,938,385,568,512/1,121,806,880.98
  6. Step 6: Final answer
    x = 577,311,433.34

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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.