Finding the Fourth Proportional to 233,818,486.04, 322,656,381.99 and 127,971,684.91
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Solution
The fourth proportional to 233,818,486.04, 322,656,381.99 and 127,971,684.91 is: 176,593,739.65
Step by Step Solution
- Step 1: Write the proportion equation
233,818,486.04 : 322,656,381.99 = 127,971,684.91 : x - Step 2: Convert to fraction form
233,818,486.04/322,656,381.99 = 127,971,684.91/x - Step 3: Cross multiply
233,818,486.04x = 322,656,381.99 × 127,971,684.91 - Step 4: Simplify right side
233,818,486.04x = 41,290,880,848,611,600 - Step 5: Solve for x
x = 41,290,880,848,611,600/233,818,486.04 - Step 6: Final answer
x = 176,593,739.65
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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.