Finding the Fourth Proportional to 288,113,365.44, 397,447,659.36 and 195,262,119.36
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Solution
The fourth proportional to 288,113,365.44, 397,447,659.36 and 195,262,119.36 is: 269,360,889.19
Step by Step Solution
- Step 1: Write the proportion equation
288,113,365.44 : 397,447,659.36 = 195,262,119.36 : x - Step 2: Convert to fraction form
288,113,365.44/397,447,659.36 = 195,262,119.36/x - Step 3: Cross multiply
288,113,365.44x = 397,447,659.36 × 195,262,119.36 - Step 4: Simplify right side
288,113,365.44x = 77,606,472,301,304,944 - Step 5: Solve for x
x = 77,606,472,301,304,944/288,113,365.44 - Step 6: Final answer
x = 269,360,889.19
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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.