Finding the Fourth Proportional to 71,355,903.40, 107,033,855.10 and 63,136,282.60
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Solution
The fourth proportional to 71,355,903.40, 107,033,855.10 and 63,136,282.60 is: 94,704,423.90
Step by Step Solution
- Step 1: Write the proportion equation
71,355,903.40 : 107,033,855.10 = 63,136,282.60 : x - Step 2: Convert to fraction form
71,355,903.40/107,033,855.10 = 63,136,282.60/x - Step 3: Cross multiply
71,355,903.40x = 107,033,855.10 × 63,136,282.60 - Step 4: Simplify right side
71,355,903.40x = 6,757,719,723,361,051 - Step 5: Solve for x
x = 6,757,719,723,361,051/71,355,903.40 - Step 6: Final answer
x = 94,704,423.90
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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.