Finding the Fourth Proportional to 135,997,342.20, 203,884,855.38 and 63,259,471.80
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Solution
The fourth proportional to 135,997,342.20, 203,884,855.38 and 63,259,471.80 is: 94,837,502.34
Step by Step Solution
- Step 1: Write the proportion equation
135,997,342.20 : 203,884,855.38 = 63,259,471.80 : x - Step 2: Convert to fraction form
135,997,342.20/203,884,855.38 = 63,259,471.80/x - Step 3: Cross multiply
135,997,342.20x = 203,884,855.38 × 63,259,471.80 - Step 4: Simplify right side
135,997,342.20x = 12,897,648,259,358,188 - Step 5: Solve for x
x = 12,897,648,259,358,188/135,997,342.20 - Step 6: Final answer
x = 94,837,502.34
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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.