Finding the Fourth Proportional to 254,311,770.69, 350,850,088.71 and 146,950,152.21
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Solution
The fourth proportional to 254,311,770.69, 350,850,088.71 and 146,950,152.21 is: 202,733,337.11
Step by Step Solution
- Step 1: Write the proportion equation
254,311,770.69 : 350,850,088.71 = 146,950,152.21 : x - Step 2: Convert to fraction form
254,311,770.69/350,850,088.71 = 146,950,152.21/x - Step 3: Cross multiply
254,311,770.69x = 350,850,088.71 × 146,950,152.21 - Step 4: Simplify right side
254,311,770.69x = 51,557,473,938,826,504 - Step 5: Solve for x
x = 51,557,473,938,826,504/254,311,770.69 - Step 6: Final answer
x = 202,733,337.11
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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.