Finding the Fourth Proportional to 79,243,325.40, 118,753,013.70 and 48,860,938.20
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Solution
The fourth proportional to 79,243,325.40, 118,753,013.70 and 48,860,938.20 is: 73,222,364.59
Step by Step Solution
- Step 1: Write the proportion equation
79,243,325.40 : 118,753,013.70 = 48,860,938.20 : x - Step 2: Convert to fraction form
79,243,325.40/118,753,013.70 = 48,860,938.20/x - Step 3: Cross multiply
79,243,325.40x = 118,753,013.70 × 48,860,938.20 - Step 4: Simplify right side
79,243,325.40x = 5,802,383,663,459,454 - Step 5: Solve for x
x = 5,802,383,663,459,454/79,243,325.40 - Step 6: Final answer
x = 73,222,364.59
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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.