Finding the Fourth Proportional to 1,696,136,605.20, 2,542,315,339.80 and 660,653,341.20
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Solution
The fourth proportional to 1,696,136,605.20, 2,542,315,339.80 and 660,653,341.20 is: 990,244,016.00
Step by Step Solution
- Step 1: Write the proportion equation
1,696,136,605.20 : 2,542,315,339.80 = 660,653,341.20 : x - Step 2: Convert to fraction form
1,696,136,605.20/2,542,315,339.80 = 660,653,341.20/x - Step 3: Cross multiply
1,696,136,605.20x = 2,542,315,339.80 × 660,653,341.20 - Step 4: Simplify right side
1,696,136,605.20x = 1,679,589,123,622,883,584 - Step 5: Solve for x
x = 1,679,589,123,622,883,584/1,696,136,605.20 - Step 6: Final answer
x = 990,244,016.00
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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.