Finding the Fourth Proportional to 1,653,445,175.43, 2,281,750,347.15 and 900,764,536.03
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Solution
The fourth proportional to 1,653,445,175.43, 2,281,750,347.15 and 900,764,536.03 is: 1,243,052,883.35
Step by Step Solution
- Step 1: Write the proportion equation
1,653,445,175.43 : 2,281,750,347.15 = 900,764,536.03 : x - Step 2: Convert to fraction form
1,653,445,175.43/2,281,750,347.15 = 900,764,536.03/x - Step 3: Cross multiply
1,653,445,175.43x = 2,281,750,347.15 × 900,764,536.03 - Step 4: Simplify right side
1,653,445,175.43x = 2,055,319,792,778,634,752 - Step 5: Solve for x
x = 2,055,319,792,778,634,752/1,653,445,175.43 - Step 6: Final answer
x = 1,243,052,883.35
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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.