Finding the Fourth Proportional to 88,558,398.54, 122,211,385.56 and 48,867,694.74
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Solution
The fourth proportional to 88,558,398.54, 122,211,385.56 and 48,867,694.74 is: 67,437,857.75
Step by Step Solution
- Step 1: Write the proportion equation
88,558,398.54 : 122,211,385.56 = 48,867,694.74 : x - Step 2: Convert to fraction form
88,558,398.54/122,211,385.56 = 48,867,694.74/x - Step 3: Cross multiply
88,558,398.54x = 122,211,385.56 × 48,867,694.74 - Step 4: Simplify right side
88,558,398.54x = 5,972,188,683,298,524 - Step 5: Solve for x
x = 5,972,188,683,298,524/88,558,398.54 - Step 6: Final answer
x = 67,437,857.75
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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.