Finding the Fourth Proportional to 471,955,198.16, 708,186,605.88 and 454,776,770.00
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Solution
The fourth proportional to 471,955,198.16, 708,186,605.88 and 454,776,770.00 is: 682,409,725.41
Step by Step Solution
- Step 1: Write the proportion equation
471,955,198.16 : 708,186,605.88 = 454,776,770.00 : x - Step 2: Convert to fraction form
471,955,198.16/708,186,605.88 = 454,776,770.00/x - Step 3: Cross multiply
471,955,198.16x = 708,186,605.88 × 454,776,770.00 - Step 4: Simplify right side
471,955,198.16x = 322,066,817,182,845,248 - Step 5: Solve for x
x = 322,066,817,182,845,248/471,955,198.16 - Step 6: Final answer
x = 682,409,725.41
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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.