Finding the Fourth Proportional to 207,449,951.54, 286,297,252.58 and 118,145,671.99
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Solution
The fourth proportional to 207,449,951.54, 286,297,252.58 and 118,145,671.99 is: 163,050,321.50
Step by Step Solution
- Step 1: Write the proportion equation
207,449,951.54 : 286,297,252.58 = 118,145,671.99 : x - Step 2: Convert to fraction form
207,449,951.54/286,297,252.58 = 118,145,671.99/x - Step 3: Cross multiply
207,449,951.54x = 286,297,252.58 × 118,145,671.99 - Step 4: Simplify right side
207,449,951.54x = 33,824,781,293,587,392 - Step 5: Solve for x
x = 33,824,781,293,587,392/207,449,951.54 - Step 6: Final answer
x = 163,050,321.50
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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.