Finding the Fourth Proportional to 113,613,708.53, 170,173,940.99 and 69,761,356.20
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Solution
The fourth proportional to 113,613,708.53, 170,173,940.99 and 69,761,356.20 is: 104,490,602.99
Step by Step Solution
- Step 1: Write the proportion equation
113,613,708.53 : 170,173,940.99 = 69,761,356.20 : x - Step 2: Convert to fraction form
113,613,708.53/170,173,940.99 = 69,761,356.20/x - Step 3: Cross multiply
113,613,708.53x = 170,173,940.99 × 69,761,356.20 - Step 4: Simplify right side
113,613,708.53x = 11,871,564,913,012,366 - Step 5: Solve for x
x = 11,871,564,913,012,366/113,613,708.53 - Step 6: Final answer
x = 104,490,602.99
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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.