Finding the Fourth Proportional to 95,860,886.70, 143,791,330.05 and 73,186,070.70
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Solution
The fourth proportional to 95,860,886.70, 143,791,330.05 and 73,186,070.70 is: 109,779,106.05
Step by Step Solution
- Step 1: Write the proportion equation
95,860,886.70 : 143,791,330.05 = 73,186,070.70 : x - Step 2: Convert to fraction form
95,860,886.70/143,791,330.05 = 73,186,070.70/x - Step 3: Cross multiply
95,860,886.70x = 143,791,330.05 × 73,186,070.70 - Step 4: Simplify right side
95,860,886.70x = 10,523,522,447,086,336 - Step 5: Solve for x
x = 10,523,522,447,086,336/95,860,886.70 - Step 6: Final answer
x = 109,779,106.05
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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.