Finding the Fourth Proportional to 202,417,965.36, 279,336,924 and 109,598,536.08
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Solution
The fourth proportional to 202,417,965.36, 279,336,924 and 109,598,536.08 is: 151,246,051.15
Step by Step Solution
- Step 1: Write the proportion equation
202,417,965.36 : 279,336,924 = 109,598,536.08 : x - Step 2: Convert to fraction form
202,417,965.36/279,336,924 = 109,598,536.08/x - Step 3: Cross multiply
202,417,965.36x = 279,336,924 × 109,598,536.08 - Step 4: Simplify right side
202,417,965.36x = 30,614,917,943,490,216 - Step 5: Solve for x
x = 30,614,917,943,490,216/202,417,965.36 - Step 6: Final answer
x = 151,246,051.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.