Home / 1,586,156,696.34-2,188,764,676.34-871,654,680.19

Finding the Fourth Proportional to 1,586,156,696.34, 2,188,764,676.34 and 871,654,680.19

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Solution

The fourth proportional to 1,586,156,696.34, 2,188,764,676.34 and 871,654,680.19 is: 1,202,811,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,156,696.34 : 2,188,764,676.34 = 871,654,680.19 : x
  2. Step 2: Convert to fraction form
    1,586,156,696.34/2,188,764,676.34 = 871,654,680.19/x
  3. Step 3: Cross multiply
    1,586,156,696.34x = 2,188,764,676.34 × 871,654,680.19
  4. Step 4: Simplify right side
    1,586,156,696.34x = 1,907,846,973,966,311,936
  5. Step 5: Solve for x
    x = 1,907,846,973,966,311,936/1,586,156,696.34
  6. Step 6: Final answer
    x = 1,202,811,158.80

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Double scale
Find fourth proportional to 1,586,156,697.34, 2,188,764,677.72 and 871,654,681.19
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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.