Finding the Fourth Proportional to 346,260,511.15, 519,390,766.82 and 87,476,475.31
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Solution
The fourth proportional to 346,260,511.15, 519,390,766.82 and 87,476,475.31 is: 131,214,712.99
Step by Step Solution
- Step 1: Write the proportion equation
346,260,511.15 : 519,390,766.82 = 87,476,475.31 : x - Step 2: Convert to fraction form
346,260,511.15/519,390,766.82 = 87,476,475.31/x - Step 3: Cross multiply
346,260,511.15x = 519,390,766.82 × 87,476,475.31 - Step 4: Simplify right side
346,260,511.15x = 45,434,473,589,534,312 - Step 5: Solve for x
x = 45,434,473,589,534,312/346,260,511.15 - Step 6: Final answer
x = 131,214,712.99
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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.