Finding the Fourth Proportional to 424,396,070.10, 636,930,028.35 and 165,735,206.10
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Solution
The fourth proportional to 424,396,070.10, 636,930,028.35 and 165,735,206.10 is: 248,733,993.92
Step by Step Solution
- Step 1: Write the proportion equation
424,396,070.10 : 636,930,028.35 = 165,735,206.10 : x - Step 2: Convert to fraction form
424,396,070.10/636,930,028.35 = 165,735,206.10/x - Step 3: Cross multiply
424,396,070.10x = 636,930,028.35 × 165,735,206.10 - Step 4: Simplify right side
424,396,070.10x = 105,561,729,519,866,096 - Step 5: Solve for x
x = 105,561,729,519,866,096/424,396,070.10 - Step 6: Final answer
x = 248,733,993.92
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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.