Finding the Fourth Proportional to 121,996,898.96, 183,001,233.84 and 40,113,964.40
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Solution
The fourth proportional to 121,996,898.96, 183,001,233.84 and 40,113,964.40 is: 60,172,881.79
Step by Step Solution
- Step 1: Write the proportion equation
121,996,898.96 : 183,001,233.84 = 40,113,964.40 : x - Step 2: Convert to fraction form
121,996,898.96/183,001,233.84 = 40,113,964.40/x - Step 3: Cross multiply
121,996,898.96x = 183,001,233.84 × 40,113,964.40 - Step 4: Simplify right side
121,996,898.96x = 7,340,904,979,413,835 - Step 5: Solve for x
x = 7,340,904,979,413,835/121,996,898.96 - Step 6: Final answer
x = 60,172,881.79
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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.