Finding the Fourth Proportional to 153,460,294.24, 211,772,703.36 and 83,844,176.80
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Solution
The fourth proportional to 153,460,294.24, 211,772,703.36 and 83,844,176.80 is: 115,703,596.62
Step by Step Solution
- Step 1: Write the proportion equation
153,460,294.24 : 211,772,703.36 = 83,844,176.80 : x - Step 2: Convert to fraction form
153,460,294.24/211,772,703.36 = 83,844,176.80/x - Step 3: Cross multiply
153,460,294.24x = 211,772,703.36 × 83,844,176.80 - Step 4: Simplify right side
153,460,294.24x = 17,755,907,981,929,794 - Step 5: Solve for x
x = 17,755,907,981,929,794/153,460,294.24 - Step 6: Final answer
x = 115,703,596.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.