Finding the Fourth Proportional to 1,031,993,820.80, 1,448,872,816 and 1,031,993,820.80
Calculator
Solution
The fourth proportional to 1,031,993,820.80, 1,448,872,816 and 1,031,993,820.80 is: 1,448,872,816
Step by Step Solution
- Step 1: Write the proportion equation
1,031,993,820.80 : 1,448,872,816 = 1,031,993,820.80 : x - Step 2: Convert to fraction form
1,031,993,820.80/1,448,872,816 = 1,031,993,820.80/x - Step 3: Cross multiply
1,031,993,820.80x = 1,448,872,816 × 1,031,993,820.80 - Step 4: Simplify right side
1,031,993,820.80x = 1,495,227,793,237,095,424 - Step 5: Solve for x
x = 1,495,227,793,237,095,424/1,031,993,820.80 - Step 6: Final answer
x = 1,448,872,816
Related Problems
Find fourth proportional to 515,996,910.40, 724,436,408 and 515,996,910.40
Half scale
Find fourth proportional to 2,063,987,641.60, 2,897,745,632 and 2,063,987,641.60
Double scale
Find fourth proportional to 1,031,993,821.80, 1,448,872,817.40 and 1,031,993,821.80
Similar ratio
Find fourth proportional to 1,547,990,731.20, 2,173,309,224 and 1,547,990,731.20
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.