Home / 1,096,202,856.52-1,512,620,556.42-626,334,596.20

Finding the Fourth Proportional to 1,096,202,856.52, 1,512,620,556.42 and 626,334,596.20

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Solution

The fourth proportional to 1,096,202,856.52, 1,512,620,556.42 and 626,334,596.20 is: 864,262,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,202,856.52 : 1,512,620,556.42 = 626,334,596.20 : x
  2. Step 2: Convert to fraction form
    1,096,202,856.52/1,512,620,556.42 = 626,334,596.20/x
  3. Step 3: Cross multiply
    1,096,202,856.52x = 1,512,620,556.42 × 626,334,596.20
  4. Step 4: Simplify right side
    1,096,202,856.52x = 947,406,585,409,140,096
  5. Step 5: Solve for x
    x = 947,406,585,409,140,096/1,096,202,856.52
  6. Step 6: Final answer
    x = 864,262,102.38

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Double scale
Find fourth proportional to 1,096,202,857.52, 1,512,620,557.80 and 626,334,597.20
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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.