Home / 362,336,583.40-542,867,145.90-311,318,247.40

Finding the Fourth Proportional to 362,336,583.40, 542,867,145.90 and 311,318,247.40

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Solution

The fourth proportional to 362,336,583.40, 542,867,145.90 and 311,318,247.40 is: 466,429,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,336,583.40 : 542,867,145.90 = 311,318,247.40 : x
  2. Step 2: Convert to fraction form
    362,336,583.40/542,867,145.90 = 311,318,247.40/x
  3. Step 3: Cross multiply
    362,336,583.40x = 542,867,145.90 × 311,318,247.40
  4. Step 4: Simplify right side
    362,336,583.40x = 169,004,448,432,628,064
  5. Step 5: Solve for x
    x = 169,004,448,432,628,064/362,336,583.40
  6. Step 6: Final answer
    x = 466,429,436.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.