Finding the Fourth Proportional to 3,552,630,532.15, 4,902,435,905.61 and 1,944,774,486.40
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Solution
The fourth proportional to 3,552,630,532.15, 4,902,435,905.61 and 1,944,774,486.40 is: 2,683,682,466.88
Step by Step Solution
- Step 1: Write the proportion equation
3,552,630,532.15 : 4,902,435,905.61 = 1,944,774,486.40 : x - Step 2: Convert to fraction form
3,552,630,532.15/4,902,435,905.61 = 1,944,774,486.40/x - Step 3: Cross multiply
3,552,630,532.15x = 4,902,435,905.61 × 1,944,774,486.40 - Step 4: Simplify right side
3,552,630,532.15x = 9,534,132,270,441,607,168 - Step 5: Solve for x
x = 9,534,132,270,441,607,168/3,552,630,532.15 - Step 6: Final answer
x = 2,683,682,466.88
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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.