Home / 896,809,600.80-1,345,214,401.20-413,080,192.80

Finding the Fourth Proportional to 896,809,600.80, 1,345,214,401.20 and 413,080,192.80

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Solution

The fourth proportional to 896,809,600.80, 1,345,214,401.20 and 413,080,192.80 is: 619,620,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,809,600.80 : 1,345,214,401.20 = 413,080,192.80 : x
  2. Step 2: Convert to fraction form
    896,809,600.80/1,345,214,401.20 = 413,080,192.80/x
  3. Step 3: Cross multiply
    896,809,600.80x = 1,345,214,401.20 × 413,080,192.80
  4. Step 4: Simplify right side
    896,809,600.80x = 555,681,424,205,032,576
  5. Step 5: Solve for x
    x = 555,681,424,205,032,576/896,809,600.80
  6. Step 6: Final answer
    x = 619,620,289.20

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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.