Finding the Fourth Proportional to 353,641,547.46, 484,490,676.14 and 340,387,242.84
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Solution
The fourth proportional to 353,641,547.46, 484,490,676.14 and 340,387,242.84 is: 466,332,212.99
Step by Step Solution
- Step 1: Write the proportion equation
353,641,547.46 : 484,490,676.14 = 340,387,242.84 : x - Step 2: Convert to fraction form
353,641,547.46/484,490,676.14 = 340,387,242.84/x - Step 3: Cross multiply
353,641,547.46x = 484,490,676.14 × 340,387,242.84 - Step 4: Simplify right side
353,641,547.46x = 164,914,445,432,981,952 - Step 5: Solve for x
x = 164,914,445,432,981,952/353,641,547.46 - Step 6: Final answer
x = 466,332,212.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.