Finding the Fourth Proportional to 1,955,325,825.14, 2,698,400,779.23 and 1,063,304,722.53
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Solution
The fourth proportional to 1,955,325,825.14, 2,698,400,779.23 and 1,063,304,722.53 is: 1,467,388,327.28
Step by Step Solution
- Step 1: Write the proportion equation
1,955,325,825.14 : 2,698,400,779.23 = 1,063,304,722.53 : x - Step 2: Convert to fraction form
1,955,325,825.14/2,698,400,779.23 = 1,063,304,722.53/x - Step 3: Cross multiply
1,955,325,825.14x = 2,698,400,779.23 × 1,063,304,722.53 - Step 4: Simplify right side
1,955,325,825.14x = 2,869,222,291,828,574,208 - Step 5: Solve for x
x = 2,869,222,291,828,574,208/1,955,325,825.14 - Step 6: Final answer
x = 1,467,388,327.28
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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.