Finding the Fourth Proportional to 335,764,704.87, 463,357,130.85 and 194,719,551.21
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Solution
The fourth proportional to 335,764,704.87, 463,357,130.85 and 194,719,551.21 is: 268,714,046.65
Step by Step Solution
- Step 1: Write the proportion equation
335,764,704.87 : 463,357,130.85 = 194,719,551.21 : x - Step 2: Convert to fraction form
335,764,704.87/463,357,130.85 = 194,719,551.21/x - Step 3: Cross multiply
335,764,704.87x = 463,357,130.85 × 194,719,551.21 - Step 4: Simplify right side
335,764,704.87x = 90,224,692,569,065,248 - Step 5: Solve for x
x = 90,224,692,569,065,248/335,764,704.87 - Step 6: Final answer
x = 268,714,046.65
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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.