Finding the Fourth Proportional to 573,704,322.17, 860,732,109.35 and 293,783,431.19
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Solution
The fourth proportional to 573,704,322.17, 860,732,109.35 and 293,783,431.19 is: 440,765,081.68
Step by Step Solution
- Step 1: Write the proportion equation
573,704,322.17 : 860,732,109.35 = 293,783,431.19 : x - Step 2: Convert to fraction form
573,704,322.17/860,732,109.35 = 293,783,431.19/x - Step 3: Cross multiply
573,704,322.17x = 860,732,109.35 × 293,783,431.19 - Step 4: Simplify right side
573,704,322.17x = 252,868,832,418,780,384 - Step 5: Solve for x
x = 252,868,832,418,780,384/573,704,322.17 - Step 6: Final answer
x = 440,765,081.68
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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.