Finding the Fourth Proportional to 343,332,032.20, 514,998,048.30 and 305,918,585.80
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Solution
The fourth proportional to 343,332,032.20, 514,998,048.30 and 305,918,585.80 is: 458,877,878.70
Step by Step Solution
- Step 1: Write the proportion equation
343,332,032.20 : 514,998,048.30 = 305,918,585.80 : x - Step 2: Convert to fraction form
343,332,032.20/514,998,048.30 = 305,918,585.80/x - Step 3: Cross multiply
343,332,032.20x = 514,998,048.30 × 305,918,585.80 - Step 4: Simplify right side
343,332,032.20x = 157,547,474,625,696,096 - Step 5: Solve for x
x = 157,547,474,625,696,096/343,332,032.20 - Step 6: Final answer
x = 458,877,878.70
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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.