Finding the Fourth Proportional to 127,803,942.65, 176,377,344.67 and 70,517,355.99
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Solution
The fourth proportional to 127,803,942.65, 176,377,344.67 and 70,517,355.99 is: 97,318,312.29
Step by Step Solution
- Step 1: Write the proportion equation
127,803,942.65 : 176,377,344.67 = 70,517,355.99 : x - Step 2: Convert to fraction form
127,803,942.65/176,377,344.67 = 70,517,355.99/x - Step 3: Cross multiply
127,803,942.65x = 176,377,344.67 × 70,517,355.99 - Step 4: Simplify right side
127,803,942.65x = 12,437,664,003,106,262 - Step 5: Solve for x
x = 12,437,664,003,106,262/127,803,942.65 - Step 6: Final answer
x = 97,318,312.29
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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.