Finding the Fourth Proportional to 218,319,963.84, 301,277,431.73 and 133,540,845.05
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Solution
The fourth proportional to 218,319,963.84, 301,277,431.73 and 133,540,845.05 is: 184,283,847.06
Step by Step Solution
- Step 1: Write the proportion equation
218,319,963.84 : 301,277,431.73 = 133,540,845.05 : x - Step 2: Convert to fraction form
218,319,963.84/301,277,431.73 = 133,540,845.05/x - Step 3: Cross multiply
218,319,963.84x = 301,277,431.73 × 133,540,845.05 - Step 4: Simplify right side
218,319,963.84x = 40,232,842,825,543,792 - Step 5: Solve for x
x = 40,232,842,825,543,792/218,319,963.84 - Step 6: Final answer
x = 184,283,847.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.