Finding the Fourth Proportional to 89,676,676.40, 134,430,377.70 and 48,675,675.20
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Solution
The fourth proportional to 89,676,676.40, 134,430,377.70 and 48,675,675.20 is: 72,967,572.67
Step by Step Solution
- Step 1: Write the proportion equation
89,676,676.40 : 134,430,377.70 = 48,675,675.20 : x - Step 2: Convert to fraction form
89,676,676.40/134,430,377.70 = 48,675,675.20/x - Step 3: Cross multiply
89,676,676.40x = 134,430,377.70 × 48,675,675.20 - Step 4: Simplify right side
89,676,676.40x = 6,543,489,401,938,523 - Step 5: Solve for x
x = 6,543,489,401,938,523/89,676,676.40 - Step 6: Final answer
x = 72,967,572.67
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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.