Finding the Fourth Proportional to 168,349,368.52, 252,533,850.54 and 47,190,268.36
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Solution
The fourth proportional to 168,349,368.52, 252,533,850.54 and 47,190,268.36 is: 70,788,148.97
Step by Step Solution
- Step 1: Write the proportion equation
168,349,368.52 : 252,533,850.54 = 47,190,268.36 : x - Step 2: Convert to fraction form
168,349,368.52/252,533,850.54 = 47,190,268.36/x - Step 3: Cross multiply
168,349,368.52x = 252,533,850.54 × 47,190,268.36 - Step 4: Simplify right side
168,349,368.52x = 11,917,140,176,966,730 - Step 5: Solve for x
x = 11,917,140,176,966,730/168,349,368.52 - Step 6: Final answer
x = 70,788,148.97
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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.