Finding the Fourth Proportional to 65,367,873.90, 97,874,863.65 and 51,212,097.90
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Solution
The fourth proportional to 65,367,873.90, 97,874,863.65 and 51,212,097.90 is: 76,679,518.55
Step by Step Solution
- Step 1: Write the proportion equation
65,367,873.90 : 97,874,863.65 = 51,212,097.90 : x - Step 2: Convert to fraction form
65,367,873.90/97,874,863.65 = 51,212,097.90/x - Step 3: Cross multiply
65,367,873.90x = 97,874,863.65 × 51,212,097.90 - Step 4: Simplify right side
65,367,873.90x = 5,012,377,099,192,951 - Step 5: Solve for x
x = 5,012,377,099,192,951/65,367,873.90 - Step 6: Final answer
x = 76,679,518.55
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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.