Finding the Fourth Proportional to 147,687,206.52, 203,939,071.74 and 92,027,619.12
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Solution
The fourth proportional to 147,687,206.52, 203,939,071.74 and 92,027,619.12 is: 127,079,573.51
Step by Step Solution
- Step 1: Write the proportion equation
147,687,206.52 : 203,939,071.74 = 92,027,619.12 : x - Step 2: Convert to fraction form
147,687,206.52/203,939,071.74 = 92,027,619.12/x - Step 3: Cross multiply
147,687,206.52x = 203,939,071.74 × 92,027,619.12 - Step 4: Simplify right side
147,687,206.52x = 18,768,027,217,775,076 - Step 5: Solve for x
x = 18,768,027,217,775,076/147,687,206.52 - Step 6: Final answer
x = 127,079,573.51
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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.