Finding the Fourth Proportional to 1,417,067,272.34, 2,125,457,392.08 and 382,032,780.74
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Solution
The fourth proportional to 1,417,067,272.34, 2,125,457,392.08 and 382,032,780.74 is: 573,010,479.95
Step by Step Solution
- Step 1: Write the proportion equation
1,417,067,272.34 : 2,125,457,392.08 = 382,032,780.74 : x - Step 2: Convert to fraction form
1,417,067,272.34/2,125,457,392.08 = 382,032,780.74/x - Step 3: Cross multiply
1,417,067,272.34x = 2,125,457,392.08 × 382,032,780.74 - Step 4: Simplify right side
1,417,067,272.34x = 811,994,397,840,710,784 - Step 5: Solve for x
x = 811,994,397,840,710,784/1,417,067,272.34 - Step 6: Final answer
x = 573,010,479.95
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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.