Finding the Fourth Proportional to 267,497,768.40, 401,246,652.60 and 239,437,683.60
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Solution
The fourth proportional to 267,497,768.40, 401,246,652.60 and 239,437,683.60 is: 359,156,525.40
Step by Step Solution
- Step 1: Write the proportion equation
267,497,768.40 : 401,246,652.60 = 239,437,683.60 : x - Step 2: Convert to fraction form
267,497,768.40/401,246,652.60 = 239,437,683.60/x - Step 3: Cross multiply
267,497,768.40x = 401,246,652.60 × 239,437,683.60 - Step 4: Simplify right side
267,497,768.40x = 96,073,569,050,797,920 - Step 5: Solve for x
x = 96,073,569,050,797,920/267,497,768.40 - Step 6: Final answer
x = 359,156,525.40
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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.