Finding the Fourth Proportional to 714,067,595.51, 1,070,612,408.61 and 363,635,327.21
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Solution
The fourth proportional to 714,067,595.51, 1,070,612,408.61 and 363,635,327.21 is: 545,203,977.84
Step by Step Solution
- Step 1: Write the proportion equation
714,067,595.51 : 1,070,612,408.61 = 363,635,327.21 : x - Step 2: Convert to fraction form
714,067,595.51/1,070,612,408.61 = 363,635,327.21/x - Step 3: Cross multiply
714,067,595.51x = 1,070,612,408.61 × 363,635,327.21 - Step 4: Simplify right side
714,067,595.51x = 389,312,493,514,630,528 - Step 5: Solve for x
x = 389,312,493,514,630,528/714,067,595.51 - Step 6: Final answer
x = 545,203,977.84
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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.