Finding the Fourth Proportional to 1,594,296,878.80, 2,391,823,231.80 and 818,062,344.40
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Solution
The fourth proportional to 1,594,296,878.80, 2,391,823,231.80 and 818,062,344.40 is: 1,227,287,430.85
Step by Step Solution
- Step 1: Write the proportion equation
1,594,296,878.80 : 2,391,823,231.80 = 818,062,344.40 : x - Step 2: Convert to fraction form
1,594,296,878.80/2,391,823,231.80 = 818,062,344.40/x - Step 3: Cross multiply
1,594,296,878.80x = 2,391,823,231.80 × 818,062,344.40 - Step 4: Simplify right side
1,594,296,878.80x = 1,956,660,520,396,692,736 - Step 5: Solve for x
x = 1,956,660,520,396,692,736/1,594,296,878.80 - Step 6: Final answer
x = 1,227,287,430.85
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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.