Finding the Fourth Proportional to 235,426,816.08, 324,704,952.36 and 152,947,175.76
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Solution
The fourth proportional to 235,426,816.08, 324,704,952.36 and 152,947,175.76 is: 210,947,530.30
Step by Step Solution
- Step 1: Write the proportion equation
235,426,816.08 : 324,704,952.36 = 152,947,175.76 : x - Step 2: Convert to fraction form
235,426,816.08/324,704,952.36 = 152,947,175.76/x - Step 3: Cross multiply
235,426,816.08x = 324,704,952.36 × 152,947,175.76 - Step 4: Simplify right side
235,426,816.08x = 49,662,705,418,747,344 - Step 5: Solve for x
x = 49,662,705,418,747,344/235,426,816.08 - Step 6: Final answer
x = 210,947,530.30
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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.