Finding the Fourth Proportional to 1,474,545,497.80, 2,211,803,097.66 and 852,364,839.56
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Solution
The fourth proportional to 1,474,545,497.80, 2,211,803,097.66 and 852,364,839.56 is: 1,278,538,502.40
Step by Step Solution
- Step 1: Write the proportion equation
1,474,545,497.80 : 2,211,803,097.66 = 852,364,839.56 : x - Step 2: Convert to fraction form
1,474,545,497.80/2,211,803,097.66 = 852,364,839.56/x - Step 3: Cross multiply
1,474,545,497.80x = 2,211,803,097.66 × 852,364,839.56 - Step 4: Simplify right side
1,474,545,497.80x = 1,885,263,192,475,276,544 - Step 5: Solve for x
x = 1,885,263,192,475,276,544/1,474,545,497.80 - Step 6: Final answer
x = 1,278,538,502.40
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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.