Finding the Fourth Proportional to 1,417,306,592.40, 2,125,959,888.60 and 1,274,455,251.60
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Solution
The fourth proportional to 1,417,306,592.40, 2,125,959,888.60 and 1,274,455,251.60 is: 1,911,682,877.40
Step by Step Solution
- Step 1: Write the proportion equation
1,417,306,592.40 : 2,125,959,888.60 = 1,274,455,251.60 : x - Step 2: Convert to fraction form
1,417,306,592.40/2,125,959,888.60 = 1,274,455,251.60/x - Step 3: Cross multiply
1,417,306,592.40x = 2,125,959,888.60 × 1,274,455,251.60 - Step 4: Simplify right side
1,417,306,592.40x = 2,709,440,744,717,220,864 - Step 5: Solve for x
x = 2,709,440,744,717,220,864/1,417,306,592.40 - Step 6: Final answer
x = 1,911,682,877.40
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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.