Finding the Fourth Proportional to 98,326,941.66, 135,691,190.28 and 54,273,952.80
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Solution
The fourth proportional to 98,326,941.66, 135,691,190.28 and 54,273,952.80 is: 74,898,060.82
Step by Step Solution
- Step 1: Write the proportion equation
98,326,941.66 : 135,691,190.28 = 54,273,952.80 : x - Step 2: Convert to fraction form
98,326,941.66/135,691,190.28 = 54,273,952.80/x - Step 3: Cross multiply
98,326,941.66x = 135,691,190.28 × 54,273,952.80 - Step 4: Simplify right side
98,326,941.66x = 7,364,497,256,632,538 - Step 5: Solve for x
x = 7,364,497,256,632,538/98,326,941.66 - Step 6: Final answer
x = 74,898,060.82
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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.