Finding the Fourth Proportional to 129,863,482.02, 179,211,777.93 and 70,324,880.76
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Solution
The fourth proportional to 129,863,482.02, 179,211,777.93 and 70,324,880.76 is: 97,048,428.99
Step by Step Solution
- Step 1: Write the proportion equation
129,863,482.02 : 179,211,777.93 = 70,324,880.76 : x - Step 2: Convert to fraction form
129,863,482.02/179,211,777.93 = 70,324,880.76/x - Step 3: Cross multiply
129,863,482.02x = 179,211,777.93 × 70,324,880.76 - Step 4: Simplify right side
129,863,482.02x = 12,603,046,913,714,852 - Step 5: Solve for x
x = 12,603,046,913,714,852/129,863,482.02 - Step 6: Final answer
x = 97,048,428.99
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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.