Finding the Fourth Proportional to 1,653,445,175.93, 2,281,750,347.84 and 900,764,536.53
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Solution
The fourth proportional to 1,653,445,175.93, 2,281,750,347.84 and 900,764,536.53 is: 1,243,052,884.05
Step by Step Solution
- Step 1: Write the proportion equation
1,653,445,175.93 : 2,281,750,347.84 = 900,764,536.53 : x - Step 2: Convert to fraction form
1,653,445,175.93/2,281,750,347.84 = 900,764,536.53/x - Step 3: Cross multiply
1,653,445,175.93x = 2,281,750,347.84 × 900,764,536.53 - Step 4: Simplify right side
1,653,445,175.93x = 2,055,319,794,544,760,064 - Step 5: Solve for x
x = 2,055,319,794,544,760,064/1,653,445,175.93 - Step 6: Final answer
x = 1,243,052,884.05
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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.