Finding the Fourth Proportional to 320,701,916.70, 480,877,119.14 and 99,311,795.96
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Solution
The fourth proportional to 320,701,916.70, 480,877,119.14 and 99,311,795.96 is: 148,913,267.59
Step by Step Solution
- Step 1: Write the proportion equation
320,701,916.70 : 480,877,119.14 = 99,311,795.96 : x - Step 2: Convert to fraction form
320,701,916.70/480,877,119.14 = 99,311,795.96/x - Step 3: Cross multiply
320,701,916.70x = 480,877,119.14 × 99,311,795.96 - Step 4: Simplify right side
320,701,916.70x = 47,756,770,337,864,288 - Step 5: Solve for x
x = 47,756,770,337,864,288/320,701,916.70 - Step 6: Final answer
x = 148,913,267.59
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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.