Finding the Fourth Proportional to 436,682,773.99, 654,794,319.20 and 298,547,885.12
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Solution
The fourth proportional to 436,682,773.99, 654,794,319.20 and 298,547,885.12 is: 447,664,691.24
Step by Step Solution
- Step 1: Write the proportion equation
436,682,773.99 : 654,794,319.20 = 298,547,885.12 : x - Step 2: Convert to fraction form
436,682,773.99/654,794,319.20 = 298,547,885.12/x - Step 3: Cross multiply
436,682,773.99x = 654,794,319.20 × 298,547,885.12 - Step 4: Simplify right side
436,682,773.99x = 195,487,459,185,750,240 - Step 5: Solve for x
x = 195,487,459,185,750,240/436,682,773.99 - Step 6: Final answer
x = 447,664,691.24
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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.