Finding the Fourth Proportional to 881,972,363.94, 1,322,676,406.23 and 291,652,943.46
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Solution
The fourth proportional to 881,972,363.94, 1,322,676,406.23 and 291,652,943.46 is: 437,386,116.50
Step by Step Solution
- Step 1: Write the proportion equation
881,972,363.94 : 1,322,676,406.23 = 291,652,943.46 : x - Step 2: Convert to fraction form
881,972,363.94/1,322,676,406.23 = 291,652,943.46/x - Step 3: Cross multiply
881,972,363.94x = 1,322,676,406.23 × 291,652,943.46 - Step 4: Simplify right side
881,972,363.94x = 385,762,467,122,074,176 - Step 5: Solve for x
x = 385,762,467,122,074,176/881,972,363.94 - Step 6: Final answer
x = 437,386,116.50
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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.