Finding the Fourth Proportional to 1,746,352,268.20, 2,620,803,860.70 and 1,229,791,616.20
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Solution
The fourth proportional to 1,746,352,268.20, 2,620,803,860.70 and 1,229,791,616.20 is: 1,845,585,609.66
Step by Step Solution
- Step 1: Write the proportion equation
1,746,352,268.20 : 2,620,803,860.70 = 1,229,791,616.20 : x - Step 2: Convert to fraction form
1,746,352,268.20/2,620,803,860.70 = 1,229,791,616.20/x - Step 3: Cross multiply
1,746,352,268.20x = 2,620,803,860.70 × 1,229,791,616.20 - Step 4: Simplify right side
1,746,352,268.20x = 3,223,042,615,593,452,544 - Step 5: Solve for x
x = 3,223,042,615,593,452,544/1,746,352,268.20 - Step 6: Final answer
x = 1,845,585,609.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.