Finding the Fourth Proportional to 527,474,065.98, 791,283,857.19 and 306,249,590.94
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Solution
The fourth proportional to 527,474,065.98, 791,283,857.19 and 306,249,590.94 is: 459,416,629.58
Step by Step Solution
- Step 1: Write the proportion equation
527,474,065.98 : 791,283,857.19 = 306,249,590.94 : x - Step 2: Convert to fraction form
527,474,065.98/791,283,857.19 = 306,249,590.94/x - Step 3: Cross multiply
527,474,065.98x = 791,283,857.19 × 306,249,590.94 - Step 4: Simplify right side
527,474,065.98x = 242,330,357,581,862,880 - Step 5: Solve for x
x = 242,330,357,581,862,880/527,474,065.98 - Step 6: Final answer
x = 459,416,629.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.