Finding the Fourth Proportional to 251,024,486.40, 376,321,077.12 and 87,240,963.84
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Solution
The fourth proportional to 251,024,486.40, 376,321,077.12 and 87,240,963.84 is: 130,786,497.97
Step by Step Solution
- Step 1: Write the proportion equation
251,024,486.40 : 376,321,077.12 = 87,240,963.84 : x - Step 2: Convert to fraction form
251,024,486.40/376,321,077.12 = 87,240,963.84/x - Step 3: Cross multiply
251,024,486.40x = 376,321,077.12 × 87,240,963.84 - Step 4: Simplify right side
251,024,486.40x = 32,830,613,481,255,772 - Step 5: Solve for x
x = 32,830,613,481,255,772/251,024,486.40 - Step 6: Final answer
x = 130,786,497.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.