Finding the Fourth Proportional to 898,776,713,787.64, 1,348,021,560,304.50 and 261,920,143,550.98
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Solution
The fourth proportional to 898,776,713,787.64, 1,348,021,560,304.50 and 261,920,143,550.98 is: 392,838,393,750.59
Step by Step Solution
- Step 1: Write the proportion equation
898,776,713,787.64 : 1,348,021,560,304.50 = 261,920,143,550.98 : x - Step 2: Convert to fraction form
898,776,713,787.64/1,348,021,560,304.50 = 261,920,143,550.98/x - Step 3: Cross multiply
898,776,713,787.64x = 1,348,021,560,304.50 × 261,920,143,550.98 - Step 4: Simplify right side
898,776,713,787.64x = 353,074,000,584,770,710,405,120 - Step 5: Solve for x
x = 353,074,000,584,770,710,405,120/898,776,713,787.64 - Step 6: Final answer
x = 392,838,393,750.59
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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.