Finding the Fourth Proportional to 3,119,482,916,860.80, 4,304,891,489,558 and 1,730,564,068,394.10
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Solution
The fourth proportional to 3,119,482,916,860.80, 4,304,891,489,558 and 1,730,564,068,394.10 is: 2,388,181,223,848.99
Step by Step Solution
- Step 1: Write the proportion equation
3,119,482,916,860.80 : 4,304,891,489,558 = 1,730,564,068,394.10 : x - Step 2: Convert to fraction form
3,119,482,916,860.80/4,304,891,489,558 = 1,730,564,068,394.10/x - Step 3: Cross multiply
3,119,482,916,860.80x = 4,304,891,489,558 × 1,730,564,068,394.10 - Step 4: Simplify right side
3,119,482,916,860.80x = 7,449,890,530,164,630,622,306,304 - Step 5: Solve for x
x = 7,449,890,530,164,630,622,306,304/3,119,482,916,860.80 - Step 6: Final answer
x = 2,388,181,223,848.99
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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.