Finding the Fourth Proportional to 626,536,496.14, 864,569,754.56 and 362,235,524.88
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Solution
The fourth proportional to 626,536,496.14, 864,569,754.56 and 362,235,524.88 is: 499,855,763.82
Step by Step Solution
- Step 1: Write the proportion equation
626,536,496.14 : 864,569,754.56 = 362,235,524.88 : x - Step 2: Convert to fraction form
626,536,496.14/864,569,754.56 = 362,235,524.88/x - Step 3: Cross multiply
626,536,496.14x = 864,569,754.56 × 362,235,524.88 - Step 4: Simplify right side
626,536,496.14x = 313,177,878,838,414,336 - Step 5: Solve for x
x = 313,177,878,838,414,336/626,536,496.14 - Step 6: Final answer
x = 499,855,763.82
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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.