Home / 568,525,920.44-784,431,312.93-330,229,512.27

Finding the Fourth Proportional to 568,525,920.44, 784,431,312.93 and 330,229,512.27

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Solution

The fourth proportional to 568,525,920.44, 784,431,312.93 and 330,229,512.27 is: 455,638,627.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,525,920.44 : 784,431,312.93 = 330,229,512.27 : x
  2. Step 2: Convert to fraction form
    568,525,920.44/784,431,312.93 = 330,229,512.27/x
  3. Step 3: Cross multiply
    568,525,920.44x = 784,431,312.93 × 330,229,512.27
  4. Step 4: Simplify right side
    568,525,920.44x = 259,042,369,878,189,600
  5. Step 5: Solve for x
    x = 259,042,369,878,189,600/568,525,920.44
  6. Step 6: Final answer
    x = 455,638,627.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.