Finding the Fourth Proportional to 109,306,656.09, 163,988,728.88 and 39,283,957.13
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Solution
The fourth proportional to 109,306,656.09, 163,988,728.88 and 39,283,957.13 is: 58,936,266.32
Step by Step Solution
- Step 1: Write the proportion equation
109,306,656.09 : 163,988,728.88 = 39,283,957.13 : x - Step 2: Convert to fraction form
109,306,656.09/163,988,728.88 = 39,283,957.13/x - Step 3: Cross multiply
109,306,656.09x = 163,988,728.88 × 39,283,957.13 - Step 4: Simplify right side
109,306,656.09x = 6,442,126,194,108,749 - Step 5: Solve for x
x = 6,442,126,194,108,749/109,306,656.09 - Step 6: Final answer
x = 58,936,266.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.