Finding the Fourth Proportional to 361,547,092.41, 498,430,634.58 and 242,490,960.11
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Solution
The fourth proportional to 361,547,092.41, 498,430,634.58 and 242,490,960.11 is: 334,299,253.58
Step by Step Solution
- Step 1: Write the proportion equation
361,547,092.41 : 498,430,634.58 = 242,490,960.11 : x - Step 2: Convert to fraction form
361,547,092.41/498,430,634.58 = 242,490,960.11/x - Step 3: Cross multiply
361,547,092.41x = 498,430,634.58 × 242,490,960.11 - Step 4: Simplify right side
361,547,092.41x = 120,864,923,125,396,416 - Step 5: Solve for x
x = 120,864,923,125,396,416/361,547,092.41 - Step 6: Final answer
x = 334,299,253.58
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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.