Finding the Fourth Proportional to 636,252,837.20, 954,369,652.12 and 286,251,745.84
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Solution
The fourth proportional to 636,252,837.20, 954,369,652.12 and 286,251,745.84 is: 429,373,298.04
Step by Step Solution
- Step 1: Write the proportion equation
636,252,837.20 : 954,369,652.12 = 286,251,745.84 : x - Step 2: Convert to fraction form
636,252,837.20/954,369,652.12 = 286,251,745.84/x - Step 3: Cross multiply
636,252,837.20x = 954,369,652.12 × 286,251,745.84 - Step 4: Simplify right side
636,252,837.20x = 273,189,979,092,961,856 - Step 5: Solve for x
x = 273,189,979,092,961,856/636,252,837.20 - Step 6: Final answer
x = 429,373,298.04
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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.