Finding the Fourth Proportional to 608,967,031.14, 840,382,565.13 and 330,511,892.58
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Solution
The fourth proportional to 608,967,031.14, 840,382,565.13 and 330,511,892.58 is: 456,110,787.43
Step by Step Solution
- Step 1: Write the proportion equation
608,967,031.14 : 840,382,565.13 = 330,511,892.58 : x - Step 2: Convert to fraction form
608,967,031.14/840,382,565.13 = 330,511,892.58/x - Step 3: Cross multiply
608,967,031.14x = 840,382,565.13 × 330,511,892.58 - Step 4: Simplify right side
608,967,031.14x = 277,756,432,092,351,392 - Step 5: Solve for x
x = 277,756,432,092,351,392/608,967,031.14 - Step 6: Final answer
x = 456,110,787.43
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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.