Finding the Fourth Proportional to 1,648,514,694.70, 2,472,772,042.05 and 1,637,035,569.10
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Solution
The fourth proportional to 1,648,514,694.70, 2,472,772,042.05 and 1,637,035,569.10 is: 2,455,553,353.65
Step by Step Solution
- Step 1: Write the proportion equation
1,648,514,694.70 : 2,472,772,042.05 = 1,637,035,569.10 : x - Step 2: Convert to fraction form
1,648,514,694.70/2,472,772,042.05 = 1,637,035,569.10/x - Step 3: Cross multiply
1,648,514,694.70x = 2,472,772,042.05 × 1,637,035,569.10 - Step 4: Simplify right side
1,648,514,694.70x = 4,048,015,787,111,890,944 - Step 5: Solve for x
x = 4,048,015,787,111,890,944/1,648,514,694.70 - Step 6: Final answer
x = 2,455,553,353.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.