Finding the Fourth Proportional to 69,528,077.20, 97,540,862 and 69,528,077.20
Calculator
Solution
The fourth proportional to 69,528,077.20, 97,540,862 and 69,528,077.20 is: 97,540,862
Step by Step Solution
- Step 1: Write the proportion equation
69,528,077.20 : 97,540,862 = 69,528,077.20 : x - Step 2: Convert to fraction form
69,528,077.20/97,540,862 = 69,528,077.20/x - Step 3: Cross multiply
69,528,077.20x = 97,540,862 × 69,528,077.20 - Step 4: Simplify right side
69,528,077.20x = 6,781,828,583,290,547 - Step 5: Solve for x
x = 6,781,828,583,290,547/69,528,077.20 - Step 6: Final answer
x = 97,540,862
Related Problems
Find fourth proportional to 34,764,038.60, 48,770,431 and 34,764,038.60
Half scale
Find fourth proportional to 139,056,154.40, 195,081,724 and 139,056,154.40
Double scale
Find fourth proportional to 69,528,078.20, 97,540,863.40 and 69,528,078.20
Similar ratio
Find fourth proportional to 104,292,115.80, 146,311,293 and 104,292,115.80
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.