Finding the Fourth Proportional to 367,328,666.58, 506,913,569.10 and 202,316,236.08
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Solution
The fourth proportional to 367,328,666.58, 506,913,569.10 and 202,316,236.08 is: 279,196,410.87
Step by Step Solution
- Step 1: Write the proportion equation
367,328,666.58 : 506,913,569.10 = 202,316,236.08 : x - Step 2: Convert to fraction form
367,328,666.58/506,913,569.10 = 202,316,236.08/x - Step 3: Cross multiply
367,328,666.58x = 506,913,569.10 × 202,316,236.08 - Step 4: Simplify right side
367,328,666.58x = 102,556,845,318,191,008 - Step 5: Solve for x
x = 102,556,845,318,191,008/367,328,666.58 - Step 6: Final answer
x = 279,196,410.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.