Finding the Fourth Proportional to 424,546,859,865.60, 636,909,739,613.23 and 137,682,548,325.95
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Solution
The fourth proportional to 424,546,859,865.60, 636,909,739,613.23 and 137,682,548,325.95 is: 206,552,831,485.62
Step by Step Solution
- Step 1: Write the proportion equation
424,546,859,865.60 : 636,909,739,613.23 = 137,682,548,325.95 : x - Step 2: Convert to fraction form
424,546,859,865.60/636,909,739,613.23 = 137,682,548,325.95/x - Step 3: Cross multiply
424,546,859,865.60x = 636,909,739,613.23 × 137,682,548,325.95 - Step 4: Simplify right side
424,546,859,865.60x = 87,691,356,003,566,780,153,856 - Step 5: Solve for x
x = 87,691,356,003,566,780,153,856/424,546,859,865.60 - Step 6: Final answer
x = 206,552,831,485.62
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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.