Finding the Fourth Proportional to 423,533,953.62, 584,491,032.54 and 235,370,177.91
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Solution
The fourth proportional to 423,533,953.62, 584,491,032.54 and 235,370,177.91 is: 324,818,723.84
Step by Step Solution
- Step 1: Write the proportion equation
423,533,953.62 : 584,491,032.54 = 235,370,177.91 : x - Step 2: Convert to fraction form
423,533,953.62/584,491,032.54 = 235,370,177.91/x - Step 3: Cross multiply
423,533,953.62x = 584,491,032.54 × 235,370,177.91 - Step 4: Simplify right side
423,533,953.62x = 137,571,758,315,739,392 - Step 5: Solve for x
x = 137,571,758,315,739,392/423,533,953.62 - Step 6: Final answer
x = 324,818,723.84
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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.