Finding the Fourth Proportional to 97,777,211.60, 146,683,532.10 and 49,132,645.40
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Solution
The fourth proportional to 97,777,211.60, 146,683,532.10 and 49,132,645.40 is: 73,707,869.66
Step by Step Solution
- Step 1: Write the proportion equation
97,777,211.60 : 146,683,532.10 = 49,132,645.40 : x - Step 2: Convert to fraction form
97,777,211.60/146,683,532.10 = 49,132,645.40/x - Step 3: Cross multiply
97,777,211.60x = 146,683,532.10 × 49,132,645.40 - Step 4: Simplify right side
97,777,211.60x = 7,206,949,968,688,817 - Step 5: Solve for x
x = 7,206,949,968,688,817/97,777,211.60 - Step 6: Final answer
x = 73,707,869.66
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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.