Finding the Fourth Proportional to 149,490,634.80, 224,235,952.20 and 88,016,689.20
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Solution
The fourth proportional to 149,490,634.80, 224,235,952.20 and 88,016,689.20 is: 132,025,033.80
Step by Step Solution
- Step 1: Write the proportion equation
149,490,634.80 : 224,235,952.20 = 88,016,689.20 : x - Step 2: Convert to fraction form
149,490,634.80/224,235,952.20 = 88,016,689.20/x - Step 3: Cross multiply
149,490,634.80x = 224,235,952.20 × 88,016,689.20 - Step 4: Simplify right side
149,490,634.80x = 19,736,506,112,253,456 - Step 5: Solve for x
x = 19,736,506,112,253,456/149,490,634.80 - Step 6: Final answer
x = 132,025,033.80
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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.