Finding the Fourth Proportional to 1,716,898,020.40, 2,575,535,987.40 and 552,168,305.20
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Solution
The fourth proportional to 1,716,898,020.40, 2,575,535,987.40 and 552,168,305.20 is: 828,313,227.84
Step by Step Solution
- Step 1: Write the proportion equation
1,716,898,020.40 : 2,575,535,987.40 = 552,168,305.20 : x - Step 2: Convert to fraction form
1,716,898,020.40/2,575,535,987.40 = 552,168,305.20/x - Step 3: Cross multiply
1,716,898,020.40x = 2,575,535,987.40 × 552,168,305.20 - Step 4: Simplify right side
1,716,898,020.40x = 1,422,129,341,144,266,752 - Step 5: Solve for x
x = 1,422,129,341,144,266,752/1,716,898,020.40 - Step 6: Final answer
x = 828,313,227.84
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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.