Finding the Fourth Proportional to 87,365,843.68, 120,564,722.80 and 48,207,590.88
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Solution
The fourth proportional to 87,365,843.68, 120,564,722.80 and 48,207,590.88 is: 66,526,397.35
Step by Step Solution
- Step 1: Write the proportion equation
87,365,843.68 : 120,564,722.80 = 48,207,590.88 : x - Step 2: Convert to fraction form
87,365,843.68/120,564,722.80 = 48,207,590.88/x - Step 3: Cross multiply
87,365,843.68x = 120,564,722.80 × 48,207,590.88 - Step 4: Simplify right side
87,365,843.68x = 5,812,134,831,303,008 - Step 5: Solve for x
x = 5,812,134,831,303,008/87,365,843.68 - Step 6: Final answer
x = 66,526,397.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.