Finding the Fourth Proportional to 45,426,557,202.80, 68,078,926,516.08 and 35,354,431,611.68
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Solution
The fourth proportional to 45,426,557,202.80, 68,078,926,516.08 and 35,354,431,611.68 is: 52,984,243,136.99
Step by Step Solution
- Step 1: Write the proportion equation
45,426,557,202.80 : 68,078,926,516.08 = 35,354,431,611.68 : x - Step 2: Convert to fraction form
45,426,557,202.80/68,078,926,516.08 = 35,354,431,611.68/x - Step 3: Cross multiply
45,426,557,202.80x = 68,078,926,516.08 × 35,354,431,611.68 - Step 4: Simplify right side
45,426,557,202.80x = 2,406,891,751,709,338,501,120 - Step 5: Solve for x
x = 2,406,891,751,709,338,501,120/45,426,557,202.80 - Step 6: Final answer
x = 52,984,243,136.99
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1.5x scale
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.