Home / 805,130,593.80-1,207,695,890.70-791,525,704.20

Finding the Fourth Proportional to 805,130,593.80, 1,207,695,890.70 and 791,525,704.20

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Solution

The fourth proportional to 805,130,593.80, 1,207,695,890.70 and 791,525,704.20 is: 1,187,288,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,130,593.80 : 1,207,695,890.70 = 791,525,704.20 : x
  2. Step 2: Convert to fraction form
    805,130,593.80/1,207,695,890.70 = 791,525,704.20/x
  3. Step 3: Cross multiply
    805,130,593.80x = 1,207,695,890.70 × 791,525,704.20
  4. Step 4: Simplify right side
    805,130,593.80x = 955,922,340,345,763,840
  5. Step 5: Solve for x
    x = 955,922,340,345,763,840/805,130,593.80
  6. Step 6: Final answer
    x = 1,187,288,556.30

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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.