Finding the Fourth Proportional to 133,564,059.18, 184,318,419.47 and 74,029,194.81
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Solution
The fourth proportional to 133,564,059.18, 184,318,419.47 and 74,029,194.81 is: 102,160,298.70
Step by Step Solution
- Step 1: Write the proportion equation
133,564,059.18 : 184,318,419.47 = 74,029,194.81 : x - Step 2: Convert to fraction form
133,564,059.18/184,318,419.47 = 74,029,194.81/x - Step 3: Cross multiply
133,564,059.18x = 184,318,419.47 × 74,029,194.81 - Step 4: Simplify right side
133,564,059.18x = 13,644,944,182,015,928 - Step 5: Solve for x
x = 13,644,944,182,015,928/133,564,059.18 - Step 6: Final answer
x = 102,160,298.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.