Finding the Fourth Proportional to 149,774,934.80, 224,662,402.20 and 125,588,464.40
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Solution
The fourth proportional to 149,774,934.80, 224,662,402.20 and 125,588,464.40 is: 188,382,696.60
Step by Step Solution
- Step 1: Write the proportion equation
149,774,934.80 : 224,662,402.20 = 125,588,464.40 : x - Step 2: Convert to fraction form
149,774,934.80/224,662,402.20 = 125,588,464.40/x - Step 3: Cross multiply
149,774,934.80x = 224,662,402.20 × 125,588,464.40 - Step 4: Simplify right side
149,774,934.80x = 28,215,006,100,713,180 - Step 5: Solve for x
x = 28,215,006,100,713,180/149,774,934.80 - Step 6: Final answer
x = 188,382,696.60
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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.