Finding the Fourth Proportional to 143,508,444.64, 215,296,879.16 and 46,464,181.07
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Solution
The fourth proportional to 143,508,444.64, 215,296,879.16 and 46,464,181.07 is: 69,707,348.59
Step by Step Solution
- Step 1: Write the proportion equation
143,508,444.64 : 215,296,879.16 = 46,464,181.07 : x - Step 2: Convert to fraction form
143,508,444.64/215,296,879.16 = 46,464,181.07/x - Step 3: Cross multiply
143,508,444.64x = 215,296,879.16 × 46,464,181.07 - Step 4: Simplify right side
143,508,444.64x = 10,003,593,176,135,824 - Step 5: Solve for x
x = 10,003,593,176,135,824/143,508,444.64 - Step 6: Final answer
x = 69,707,348.59
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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.