Finding the Fourth Proportional to 2,518,696,207.30, 3,476,915,451.30 and 1,627,057,782.32
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Solution
The fourth proportional to 2,518,696,207.30, 3,476,915,451.30 and 1,627,057,782.32 is: 2,246,059,817.42
Step by Step Solution
- Step 1: Write the proportion equation
2,518,696,207.30 : 3,476,915,451.30 = 1,627,057,782.32 : x - Step 2: Convert to fraction form
2,518,696,207.30/3,476,915,451.30 = 1,627,057,782.32/x - Step 3: Cross multiply
2,518,696,207.30x = 3,476,915,451.30 × 1,627,057,782.32 - Step 4: Simplify right side
2,518,696,207.30x = 5,657,142,343,506,320,384 - Step 5: Solve for x
x = 5,657,142,343,506,320,384/2,518,696,207.30 - Step 6: Final answer
x = 2,246,059,817.42
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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.