Finding the Fourth Proportional to 195,014,702.80, 292,565,356.80 and 65,618,660.80
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Solution
The fourth proportional to 195,014,702.80, 292,565,356.80 and 65,618,660.80 is: 98,442,561.68
Step by Step Solution
- Step 1: Write the proportion equation
195,014,702.80 : 292,565,356.80 = 65,618,660.80 : x - Step 2: Convert to fraction form
195,014,702.80/292,565,356.80 = 65,618,660.80/x - Step 3: Cross multiply
195,014,702.80x = 292,565,356.80 × 65,618,660.80 - Step 4: Simplify right side
195,014,702.80x = 19,197,746,909,690,172 - Step 5: Solve for x
x = 19,197,746,909,690,172/195,014,702.80 - Step 6: Final answer
x = 98,442,561.68
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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.