Finding the Fourth Proportional to 656,045,677, 905,361,929.94 and 362,709,140.68
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Solution
The fourth proportional to 656,045,677, 905,361,929.94 and 362,709,140.68 is: 500,549,061.03
Step by Step Solution
- Step 1: Write the proportion equation
656,045,677 : 905,361,929.94 = 362,709,140.68 : x - Step 2: Convert to fraction form
656,045,677/905,361,929.94 = 362,709,140.68/x - Step 3: Cross multiply
656,045,677x = 905,361,929.94 × 362,709,140.68 - Step 4: Simplify right side
656,045,677x = 328,383,047,612,923,776 - Step 5: Solve for x
x = 328,383,047,612,923,776/656,045,677 - Step 6: Final answer
x = 500,549,061.03
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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.