Finding the Fourth Proportional to 466,148,032.13, 643,284,347.33 and 257,304,214.19
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Solution
The fourth proportional to 466,148,032.13, 643,284,347.33 and 257,304,214.19 is: 355,079,850.35
Step by Step Solution
- Step 1: Write the proportion equation
466,148,032.13 : 643,284,347.33 = 257,304,214.19 : x - Step 2: Convert to fraction form
466,148,032.13/643,284,347.33 = 257,304,214.19/x - Step 3: Cross multiply
466,148,032.13x = 643,284,347.33 × 257,304,214.19 - Step 4: Simplify right side
466,148,032.13x = 165,519,773,490,472,672 - Step 5: Solve for x
x = 165,519,773,490,472,672/466,148,032.13 - Step 6: Final answer
x = 355,079,850.35
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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.