Finding the Fourth Proportional to 445,560,952.68, 668,340,510.30 and 251,384,221.08
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Solution
The fourth proportional to 445,560,952.68, 668,340,510.30 and 251,384,221.08 is: 377,075,813.28
Step by Step Solution
- Step 1: Write the proportion equation
445,560,952.68 : 668,340,510.30 = 251,384,221.08 : x - Step 2: Convert to fraction form
445,560,952.68/668,340,510.30 = 251,384,221.08/x - Step 3: Cross multiply
445,560,952.68x = 668,340,510.30 × 251,384,221.08 - Step 4: Simplify right side
445,560,952.68x = 168,010,258,597,975,200 - Step 5: Solve for x
x = 168,010,258,597,975,200/445,560,952.68 - Step 6: Final answer
x = 377,075,813.28
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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.