Finding the Fourth Proportional to 251,416,813.66, 346,985,407.33 and 152,294,652.68
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Solution
The fourth proportional to 251,416,813.66, 346,985,407.33 and 152,294,652.68 is: 210,184,916.93
Step by Step Solution
- Step 1: Write the proportion equation
251,416,813.66 : 346,985,407.33 = 152,294,652.68 : x - Step 2: Convert to fraction form
251,416,813.66/346,985,407.33 = 152,294,652.68/x - Step 3: Cross multiply
251,416,813.66x = 346,985,407.33 × 152,294,652.68 - Step 4: Simplify right side
251,416,813.66x = 52,844,022,093,739,768 - Step 5: Solve for x
x = 52,844,022,093,739,768/251,416,813.66 - Step 6: Final answer
x = 210,184,916.93
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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.