Finding the Fourth Proportional to 982,240,214.40, 1,473,565,024.80 and 327,394,677.60
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Solution
The fourth proportional to 982,240,214.40, 1,473,565,024.80 and 327,394,677.60 is: 491,160,246.90
Step by Step Solution
- Step 1: Write the proportion equation
982,240,214.40 : 1,473,565,024.80 = 327,394,677.60 : x - Step 2: Convert to fraction form
982,240,214.40/1,473,565,024.80 = 327,394,677.60/x - Step 3: Cross multiply
982,240,214.40x = 1,473,565,024.80 × 327,394,677.60 - Step 4: Simplify right side
982,240,214.40x = 482,437,346,217,032,000 - Step 5: Solve for x
x = 482,437,346,217,032,000/982,240,214.40 - Step 6: Final answer
x = 491,160,246.90
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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.