Finding the Fourth Proportional to 185,154,362.62, 277,730,990.34 and 46,979,702.62
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Solution
The fourth proportional to 185,154,362.62, 277,730,990.34 and 46,979,702.62 is: 70,469,413.46
Step by Step Solution
- Step 1: Write the proportion equation
185,154,362.62 : 277,730,990.34 = 46,979,702.62 : x - Step 2: Convert to fraction form
185,154,362.62/277,730,990.34 = 46,979,702.62/x - Step 3: Cross multiply
185,154,362.62x = 277,730,990.34 × 46,979,702.62 - Step 4: Simplify right side
185,154,362.62x = 13,047,719,333,142,638 - Step 5: Solve for x
x = 13,047,719,333,142,638/185,154,362.62 - Step 6: Final answer
x = 70,469,413.46
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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.