Finding the Fourth Proportional to 198,416,293.73, 297,636,024.35 and 60,246,408.41
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Solution
The fourth proportional to 198,416,293.73, 297,636,024.35 and 60,246,408.41 is: 90,373,129.86
Step by Step Solution
- Step 1: Write the proportion equation
198,416,293.73 : 297,636,024.35 = 60,246,408.41 : x - Step 2: Convert to fraction form
198,416,293.73/297,636,024.35 = 60,246,408.41/x - Step 3: Cross multiply
198,416,293.73x = 297,636,024.35 × 60,246,408.41 - Step 4: Simplify right side
198,416,293.73x = 17,931,501,478,729,394 - Step 5: Solve for x
x = 17,931,501,478,729,394/198,416,293.73 - Step 6: Final answer
x = 90,373,129.86
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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.