Finding the Fourth Proportional to 89,342,521.20, 124,824,438 and 89,342,521.20
Calculator
Solution
The fourth proportional to 89,342,521.20, 124,824,438 and 89,342,521.20 is: 124,824,438
Step by Step Solution
- Step 1: Write the proportion equation
89,342,521.20 : 124,824,438 = 89,342,521.20 : x - Step 2: Convert to fraction form
89,342,521.20/124,824,438 = 89,342,521.20/x - Step 3: Cross multiply
89,342,521.20x = 124,824,438 × 89,342,521.20 - Step 4: Simplify right side
89,342,521.20x = 11,152,129,998,293,086 - Step 5: Solve for x
x = 11,152,129,998,293,086/89,342,521.20 - Step 6: Final answer
x = 124,824,438
Related Problems
Find fourth proportional to 44,671,260.60, 62,412,219 and 44,671,260.60
Half scale
Find fourth proportional to 178,685,042.40, 249,648,876 and 178,685,042.40
Double scale
Find fourth proportional to 89,342,522.20, 124,824,439.40 and 89,342,522.20
Similar ratio
Find fourth proportional to 134,013,781.80, 187,236,657 and 134,013,781.80
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.