Finding the Fourth Proportional to 307,375,928.70, 424,177,513.47 and 166,247,306.70
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Solution
The fourth proportional to 307,375,928.70, 424,177,513.47 and 166,247,306.70 is: 229,420,597.36
Step by Step Solution
- Step 1: Write the proportion equation
307,375,928.70 : 424,177,513.47 = 166,247,306.70 : x - Step 2: Convert to fraction form
307,375,928.70/424,177,513.47 = 166,247,306.70/x - Step 3: Cross multiply
307,375,928.70x = 424,177,513.47 × 166,247,306.70 - Step 4: Simplify right side
307,375,928.70x = 70,518,369,177,090,472 - Step 5: Solve for x
x = 70,518,369,177,090,472/307,375,928.70 - Step 6: Final answer
x = 229,420,597.36
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.