Home / 1,154,339,102.68-1,592,945,284.76-625,691,738.54

Finding the Fourth Proportional to 1,154,339,102.68, 1,592,945,284.76 and 625,691,738.54

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Solution

The fourth proportional to 1,154,339,102.68, 1,592,945,284.76 and 625,691,738.54 is: 863,431,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,102.68 : 1,592,945,284.76 = 625,691,738.54 : x
  2. Step 2: Convert to fraction form
    1,154,339,102.68/1,592,945,284.76 = 625,691,738.54/x
  3. Step 3: Cross multiply
    1,154,339,102.68x = 1,592,945,284.76 × 625,691,738.54
  4. Step 4: Simplify right side
    1,154,339,102.68x = 996,692,704,620,579,712
  5. Step 5: Solve for x
    x = 996,692,704,620,579,712/1,154,339,102.68
  6. Step 6: Final answer
    x = 863,431,466.81

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Half scale
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Double scale
Find fourth proportional to 1,154,339,103.68, 1,592,945,286.14 and 625,691,739.54
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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.