Finding the Fourth Proportional to 80,999,663.68, 121,480,349.28 and 29,853,904.96
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Solution
The fourth proportional to 80,999,663.68, 121,480,349.28 and 29,853,904.96 is: 44,773,800.74
Step by Step Solution
- Step 1: Write the proportion equation
80,999,663.68 : 121,480,349.28 = 29,853,904.96 : x - Step 2: Convert to fraction form
80,999,663.68/121,480,349.28 = 29,853,904.96/x - Step 3: Cross multiply
80,999,663.68x = 121,480,349.28 × 29,853,904.96 - Step 4: Simplify right side
80,999,663.68x = 3,626,662,801,912,724.50 - Step 5: Solve for x
x = 3,626,662,801,912,724.50/80,999,663.68 - Step 6: Final answer
x = 44,773,800.74
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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.