Finding the Fourth Proportional to 149,478,045.30, 224,217,067.95 and 125,244,335.70
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Solution
The fourth proportional to 149,478,045.30, 224,217,067.95 and 125,244,335.70 is: 187,866,503.55
Step by Step Solution
- Step 1: Write the proportion equation
149,478,045.30 : 224,217,067.95 = 125,244,335.70 : x - Step 2: Convert to fraction form
149,478,045.30/224,217,067.95 = 125,244,335.70/x - Step 3: Cross multiply
149,478,045.30x = 224,217,067.95 × 125,244,335.70 - Step 4: Simplify right side
149,478,045.30x = 28,081,917,727,999,508 - Step 5: Solve for x
x = 28,081,917,727,999,508/149,478,045.30 - Step 6: Final answer
x = 187,866,503.55
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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.