Finding the Fourth Proportional to 466,024,306.60, 643,355,338.26 and 340,435,481.68
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Solution
The fourth proportional to 466,024,306.60, 643,355,338.26 and 340,435,481.68 is: 469,977,598.53
Step by Step Solution
- Step 1: Write the proportion equation
466,024,306.60 : 643,355,338.26 = 340,435,481.68 : x - Step 2: Convert to fraction form
466,024,306.60/643,355,338.26 = 340,435,481.68/x - Step 3: Cross multiply
466,024,306.60x = 643,355,338.26 × 340,435,481.68 - Step 4: Simplify right side
466,024,306.60x = 219,020,984,471,942,432 - Step 5: Solve for x
x = 219,020,984,471,942,432/466,024,306.60 - Step 6: Final answer
x = 469,977,598.53
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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.