Finding the Fourth Proportional to 131,908,283.40, 197,862,425.10 and 97,470,906.60
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Solution
The fourth proportional to 131,908,283.40, 197,862,425.10 and 97,470,906.60 is: 146,206,359.90
Step by Step Solution
- Step 1: Write the proportion equation
131,908,283.40 : 197,862,425.10 = 97,470,906.60 : x - Step 2: Convert to fraction form
131,908,283.40/197,862,425.10 = 97,470,906.60/x - Step 3: Cross multiply
131,908,283.40x = 197,862,425.10 × 97,470,906.60 - Step 4: Simplify right side
131,908,283.40x = 19,285,829,956,571,592 - Step 5: Solve for x
x = 19,285,829,956,571,592/131,908,283.40 - Step 6: Final answer
x = 146,206,359.90
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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.