Finding the Fourth Proportional to 97,031,633.16, 133,915,396.86 and 55,225,863.48
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Solution
The fourth proportional to 97,031,633.16, 133,915,396.86 and 55,225,863.48 is: 76,218,375.22
Step by Step Solution
- Step 1: Write the proportion equation
97,031,633.16 : 133,915,396.86 = 55,225,863.48 : x - Step 2: Convert to fraction form
97,031,633.16/133,915,396.86 = 55,225,863.48/x - Step 3: Cross multiply
97,031,633.16x = 133,915,396.86 × 55,225,863.48 - Step 4: Simplify right side
97,031,633.16x = 7,395,593,424,860,380 - Step 5: Solve for x
x = 7,395,593,424,860,380/97,031,633.16 - Step 6: Final answer
x = 76,218,375.22
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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.