Finding the Fourth Proportional to 145,006,407.36, 217,503,712.28 and 35,828,829.08
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Solution
The fourth proportional to 145,006,407.36, 217,503,712.28 and 35,828,829.08 is: 53,741,786.12
Step by Step Solution
- Step 1: Write the proportion equation
145,006,407.36 : 217,503,712.28 = 35,828,829.08 : x - Step 2: Convert to fraction form
145,006,407.36/217,503,712.28 = 35,828,829.08/x - Step 3: Cross multiply
145,006,407.36x = 217,503,712.28 × 35,828,829.08 - Step 4: Simplify right side
145,006,407.36x = 7,792,903,330,278,955 - Step 5: Solve for x
x = 7,792,903,330,278,955/145,006,407.36 - Step 6: Final answer
x = 53,741,786.12
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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.