Finding the Fourth Proportional to 135,246,395.35, 202,878,008.53 and 48,985,549.43
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Solution
The fourth proportional to 135,246,395.35, 202,878,008.53 and 48,985,549.43 is: 73,481,372.20
Step by Step Solution
- Step 1: Write the proportion equation
135,246,395.35 : 202,878,008.53 = 48,985,549.43 : x - Step 2: Convert to fraction form
135,246,395.35/202,878,008.53 = 48,985,549.43/x - Step 3: Cross multiply
135,246,395.35x = 202,878,008.53 × 48,985,549.43 - Step 4: Simplify right side
135,246,395.35x = 9,938,090,715,106,276 - Step 5: Solve for x
x = 9,938,090,715,106,276/135,246,395.35 - Step 6: Final answer
x = 73,481,372.20
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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.