Finding the Fourth Proportional to 1,899,255,119.18, 2,621,117,467.05 and 1,195,010,763.62
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Solution
The fourth proportional to 1,899,255,119.18, 2,621,117,467.05 and 1,195,010,763.62 is: 1,649,206,341.06
Step by Step Solution
- Step 1: Write the proportion equation
1,899,255,119.18 : 2,621,117,467.05 = 1,195,010,763.62 : x - Step 2: Convert to fraction form
1,899,255,119.18/2,621,117,467.05 = 1,195,010,763.62/x - Step 3: Cross multiply
1,899,255,119.18x = 2,621,117,467.05 × 1,195,010,763.62 - Step 4: Simplify right side
1,899,255,119.18x = 3,132,263,585,837,140,480 - Step 5: Solve for x
x = 3,132,263,585,837,140,480/1,899,255,119.18 - Step 6: Final answer
x = 1,649,206,341.06
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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.