Finding the Fourth Proportional to 367,771,611.97, 507,528,347.57 and 202,765,099.33
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Solution
The fourth proportional to 367,771,611.97, 507,528,347.57 and 202,765,099.33 is: 279,817,779.45
Step by Step Solution
- Step 1: Write the proportion equation
367,771,611.97 : 507,528,347.57 = 202,765,099.33 : x - Step 2: Convert to fraction form
367,771,611.97/507,528,347.57 = 202,765,099.33/x - Step 3: Cross multiply
367,771,611.97x = 507,528,347.57 × 202,765,099.33 - Step 4: Simplify right side
367,771,611.97x = 102,909,035,807,821,824 - Step 5: Solve for x
x = 102,909,035,807,821,824/367,771,611.97 - Step 6: Final answer
x = 279,817,779.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.