Finding the Fourth Proportional to 469,625,148.14, 704,411,814.35 and 193,206,408.71
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Solution
The fourth proportional to 469,625,148.14, 704,411,814.35 and 193,206,408.71 is: 289,798,954.42
Step by Step Solution
- Step 1: Write the proportion equation
469,625,148.14 : 704,411,814.35 = 193,206,408.71 : x - Step 2: Convert to fraction form
469,625,148.14/704,411,814.35 = 193,206,408.71/x - Step 3: Cross multiply
469,625,148.14x = 704,411,814.35 × 193,206,408.71 - Step 4: Simplify right side
469,625,148.14x = 136,096,876,900,415,856 - Step 5: Solve for x
x = 136,096,876,900,415,856/469,625,148.14 - Step 6: Final answer
x = 289,798,954.42
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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.