Finding the Fourth Proportional to 260,264,994.40, 390,125,098.32 and 87,682,169.44
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Solution
The fourth proportional to 260,264,994.40, 390,125,098.32 and 87,682,169.44 is: 131,431,486.02
Step by Step Solution
- Step 1: Write the proportion equation
260,264,994.40 : 390,125,098.32 = 87,682,169.44 : x - Step 2: Convert to fraction form
260,264,994.40/390,125,098.32 = 87,682,169.44/x - Step 3: Cross multiply
260,264,994.40x = 390,125,098.32 × 87,682,169.44 - Step 4: Simplify right side
260,264,994.40x = 34,207,014,973,690,896 - Step 5: Solve for x
x = 34,207,014,973,690,896/260,264,994.40 - Step 6: Final answer
x = 131,431,486.02
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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.