Home / 851,729,017.20-1,277,593,525.80-367,054,825.20

Finding the Fourth Proportional to 851,729,017.20, 1,277,593,525.80 and 367,054,825.20

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Solution

The fourth proportional to 851,729,017.20, 1,277,593,525.80 and 367,054,825.20 is: 550,582,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,729,017.20 : 1,277,593,525.80 = 367,054,825.20 : x
  2. Step 2: Convert to fraction form
    851,729,017.20/1,277,593,525.80 = 367,054,825.20/x
  3. Step 3: Cross multiply
    851,729,017.20x = 1,277,593,525.80 × 367,054,825.20
  4. Step 4: Simplify right side
    851,729,017.20x = 468,946,868,289,170,688
  5. Step 5: Solve for x
    x = 468,946,868,289,170,688/851,729,017.20
  6. Step 6: Final answer
    x = 550,582,237.80

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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.