Home / 1,586,156,701.34-2,188,764,683.24-871,654,685.20

Finding the Fourth Proportional to 1,586,156,701.34, 2,188,764,683.24 and 871,654,685.20

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Solution

The fourth proportional to 1,586,156,701.34, 2,188,764,683.24 and 871,654,685.20 is: 1,202,811,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,156,701.34 : 2,188,764,683.24 = 871,654,685.20 : x
  2. Step 2: Convert to fraction form
    1,586,156,701.34/2,188,764,683.24 = 871,654,685.20/x
  3. Step 3: Cross multiply
    1,586,156,701.34x = 2,188,764,683.24 × 871,654,685.20
  4. Step 4: Simplify right side
    1,586,156,701.34x = 1,907,846,990,946,439,936
  5. Step 5: Solve for x
    x = 1,907,846,990,946,439,936/1,586,156,701.34
  6. Step 6: Final answer
    x = 1,202,811,165.72

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Double scale
Find fourth proportional to 1,586,156,702.34, 2,188,764,684.62 and 871,654,686.20
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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.