Finding the Fourth Proportional to 2,279,095,471.49, 3,418,815,623.16 and 705,361,948.07
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Solution
The fourth proportional to 2,279,095,471.49, 3,418,815,623.16 and 705,361,948.07 is: 1,058,096,283.46
Step by Step Solution
- Step 1: Write the proportion equation
2,279,095,471.49 : 3,418,815,623.16 = 705,361,948.07 : x - Step 2: Convert to fraction form
2,279,095,471.49/3,418,815,623.16 = 705,361,948.07/x - Step 3: Cross multiply
2,279,095,471.49x = 3,418,815,623.16 × 705,361,948.07 - Step 4: Simplify right side
2,279,095,471.49x = 2,411,502,448,044,288,512 - Step 5: Solve for x
x = 2,411,502,448,044,288,512/2,279,095,471.49 - Step 6: Final answer
x = 1,058,096,283.46
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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.