Finding the Fourth Proportional to 97,759,625.70, 146,722,107.15 and 40,293,138.90
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Solution
The fourth proportional to 97,759,625.70, 146,722,107.15 and 40,293,138.90 is: 60,473,781.49
Step by Step Solution
- Step 1: Write the proportion equation
97,759,625.70 : 146,722,107.15 = 40,293,138.90 : x - Step 2: Convert to fraction form
97,759,625.70/146,722,107.15 = 40,293,138.90/x - Step 3: Cross multiply
97,759,625.70x = 146,722,107.15 × 40,293,138.90 - Step 4: Simplify right side
97,759,625.70x = 5,911,894,243,095,633 - Step 5: Solve for x
x = 5,911,894,243,095,633/97,759,625.70 - Step 6: Final answer
x = 60,473,781.49
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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.