Home / 1,154,339,112.57-1,592,945,298.41-625,691,748.48

Finding the Fourth Proportional to 1,154,339,112.57, 1,592,945,298.41 and 625,691,748.48

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Solution

The fourth proportional to 1,154,339,112.57, 1,592,945,298.41 and 625,691,748.48 is: 863,431,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,112.57 : 1,592,945,298.41 = 625,691,748.48 : x
  2. Step 2: Convert to fraction form
    1,154,339,112.57/1,592,945,298.41 = 625,691,748.48/x
  3. Step 3: Cross multiply
    1,154,339,112.57x = 1,592,945,298.41 × 625,691,748.48
  4. Step 4: Simplify right side
    1,154,339,112.57x = 996,692,728,992,019,840
  5. Step 5: Solve for x
    x = 996,692,728,992,019,840/1,154,339,112.57
  6. Step 6: Final answer
    x = 863,431,480.52

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Double scale
Find fourth proportional to 1,154,339,113.57, 1,592,945,299.78 and 625,691,749.48
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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.