Finding the Fourth Proportional to 168,518,304.05, 232,562,441.66 and 94,178,862.36
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Solution
The fourth proportional to 168,518,304.05, 232,562,441.66 and 94,178,862.36 is: 129,970,843.86
Step by Step Solution
- Step 1: Write the proportion equation
168,518,304.05 : 232,562,441.66 = 94,178,862.36 : x - Step 2: Convert to fraction form
168,518,304.05/232,562,441.66 = 94,178,862.36/x - Step 3: Cross multiply
168,518,304.05x = 232,562,441.66 × 94,178,862.36 - Step 4: Simplify right side
168,518,304.05x = 21,902,466,182,731,776 - Step 5: Solve for x
x = 21,902,466,182,731,776/168,518,304.05 - Step 6: Final answer
x = 129,970,843.86
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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.