Finding the Fourth Proportional to 283,822,791, 391,675,982.94 and 153,442,599
Calculator
Solution
The fourth proportional to 283,822,791, 391,675,982.94 and 153,442,599 is: 211,751,073.89
Step by Step Solution
- Step 1: Write the proportion equation
283,822,791 : 391,675,982.94 = 153,442,599 : x - Step 2: Convert to fraction form
283,822,791/391,675,982.94 = 153,442,599/x - Step 3: Cross multiply
283,822,791x = 391,675,982.94 × 153,442,599 - Step 4: Simplify right side
283,822,791x = 60,099,780,788,193,264 - Step 5: Solve for x
x = 60,099,780,788,193,264/283,822,791 - Step 6: Final answer
x = 211,751,073.89
Related Problems
Find fourth proportional to 141,911,395.50, 195,837,991.47 and 76,721,299.50
Half scale
Find fourth proportional to 567,645,582, 783,351,965.88 and 306,885,198
Double scale
Find fourth proportional to 283,822,792, 391,675,984.32 and 153,442,600
Similar ratio
Find fourth proportional to 425,734,186.50, 587,513,974.41 and 230,163,898.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.