Finding the Fourth Proportional to 129,863,479.95, 179,211,775.11 and 70,324,878.68
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Solution
The fourth proportional to 129,863,479.95, 179,211,775.11 and 70,324,878.68 is: 97,048,426.14
Step by Step Solution
- Step 1: Write the proportion equation
129,863,479.95 : 179,211,775.11 = 70,324,878.68 : x - Step 2: Convert to fraction form
129,863,479.95/179,211,775.11 = 70,324,878.68/x - Step 3: Cross multiply
129,863,479.95x = 179,211,775.11 × 70,324,878.68 - Step 4: Simplify right side
129,863,479.95x = 12,603,046,343,081,408 - Step 5: Solve for x
x = 12,603,046,343,081,408/129,863,479.95 - Step 6: Final answer
x = 97,048,426.14
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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.