Finding the Fourth Proportional to 97,104,946.32, 145,678,414.68 and 51,660,136.08
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Solution
The fourth proportional to 97,104,946.32, 145,678,414.68 and 51,660,136.08 is: 77,501,373.63
Step by Step Solution
- Step 1: Write the proportion equation
97,104,946.32 : 145,678,414.68 = 51,660,136.08 : x - Step 2: Convert to fraction form
97,104,946.32/145,678,414.68 = 51,660,136.08/x - Step 3: Cross multiply
97,104,946.32x = 145,678,414.68 × 51,660,136.08 - Step 4: Simplify right side
97,104,946.32x = 7,525,766,726,287,470 - Step 5: Solve for x
x = 7,525,766,726,287,470/97,104,946.32 - Step 6: Final answer
x = 77,501,373.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.