Finding the Fourth Proportional to 176,248,580.94, 243,212,379.50 and 97,929,456.47
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Solution
The fourth proportional to 176,248,580.94, 243,212,379.50 and 97,929,456.47 is: 135,136,725.66
Step by Step Solution
- Step 1: Write the proportion equation
176,248,580.94 : 243,212,379.50 = 97,929,456.47 : x - Step 2: Convert to fraction form
176,248,580.94/243,212,379.50 = 97,929,456.47/x - Step 3: Cross multiply
176,248,580.94x = 243,212,379.50 × 97,929,456.47 - Step 4: Simplify right side
176,248,580.94x = 23,817,656,131,151,180 - Step 5: Solve for x
x = 23,817,656,131,151,180/176,248,580.94 - Step 6: Final answer
x = 135,136,725.66
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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.