Finding the Fourth Proportional to 169,778,117.30, 254,667,175.95 and 48,609,569.30
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Solution
The fourth proportional to 169,778,117.30, 254,667,175.95 and 48,609,569.30 is: 72,914,353.95
Step by Step Solution
- Step 1: Write the proportion equation
169,778,117.30 : 254,667,175.95 = 48,609,569.30 : x - Step 2: Convert to fraction form
169,778,117.30/254,667,175.95 = 48,609,569.30/x - Step 3: Cross multiply
169,778,117.30x = 254,667,175.95 × 48,609,569.30 - Step 4: Simplify right side
169,778,117.30x = 12,379,261,737,776,816 - Step 5: Solve for x
x = 12,379,261,737,776,816/169,778,117.30 - Step 6: Final answer
x = 72,914,353.95
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1.5x scale
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.