Finding the Fourth Proportional to 96,518,939.80, 144,778,409.70 and 96,518,939.80
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Solution
The fourth proportional to 96,518,939.80, 144,778,409.70 and 96,518,939.80 is: 144,778,409.70
Step by Step Solution
- Step 1: Write the proportion equation
96,518,939.80 : 144,778,409.70 = 96,518,939.80 : x - Step 2: Convert to fraction form
96,518,939.80/144,778,409.70 = 96,518,939.80/x - Step 3: Cross multiply
96,518,939.80x = 144,778,409.70 × 96,518,939.80 - Step 4: Simplify right side
96,518,939.80x = 13,973,858,610,174,034 - Step 5: Solve for x
x = 13,973,858,610,174,034/96,518,939.80 - Step 6: Final answer
x = 144,778,409.70
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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.