Finding the Fourth Proportional to 1,675,201,903.20, 2,311,704,055.39 and 960,224,888.20
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Solution
The fourth proportional to 1,675,201,903.20, 2,311,704,055.39 and 960,224,888.20 is: 1,325,067,601.64
Step by Step Solution
- Step 1: Write the proportion equation
1,675,201,903.20 : 2,311,704,055.39 = 960,224,888.20 : x - Step 2: Convert to fraction form
1,675,201,903.20/2,311,704,055.39 = 960,224,888.20/x - Step 3: Cross multiply
1,675,201,903.20x = 2,311,704,055.39 × 960,224,888.20 - Step 4: Simplify right side
1,675,201,903.20x = 2,219,755,768,134,970,624 - Step 5: Solve for x
x = 2,219,755,768,134,970,624/1,675,201,903.20 - Step 6: Final answer
x = 1,325,067,601.64
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1.5x scale
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.