Finding the Fourth Proportional to 347,863,743.06, 521,781,995.94 and 117,832,827.42
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Solution
The fourth proportional to 347,863,743.06, 521,781,995.94 and 117,832,827.42 is: 176,744,628.05
Step by Step Solution
- Step 1: Write the proportion equation
347,863,743.06 : 521,781,995.94 = 117,832,827.42 : x - Step 2: Convert to fraction form
347,863,743.06/521,781,995.94 = 117,832,827.42/x - Step 3: Cross multiply
347,863,743.06x = 521,781,995.94 × 117,832,827.42 - Step 4: Simplify right side
347,863,743.06x = 61,483,047,878,461,160 - Step 5: Solve for x
x = 61,483,047,878,461,160/347,863,743.06 - Step 6: Final answer
x = 176,744,628.05
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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.