Finding the Fourth Proportional to 589,312,167.72, 883,725,043.26 and 201,166,261.80
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Solution
The fourth proportional to 589,312,167.72, 883,725,043.26 and 201,166,261.80 is: 301,666,371.66
Step by Step Solution
- Step 1: Write the proportion equation
589,312,167.72 : 883,725,043.26 = 201,166,261.80 : x - Step 2: Convert to fraction form
589,312,167.72/883,725,043.26 = 201,166,261.80/x - Step 3: Cross multiply
589,312,167.72x = 883,725,043.26 × 201,166,261.80 - Step 4: Simplify right side
589,312,167.72x = 177,775,663,411,657,504 - Step 5: Solve for x
x = 177,775,663,411,657,504/589,312,167.72 - Step 6: Final answer
x = 301,666,371.66
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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.