Finding the Fourth Proportional to 2,272,540,905.30, 3,138,272,325.82 and 2,148,734,602.02
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Solution
The fourth proportional to 2,272,540,905.30, 3,138,272,325.82 and 2,148,734,602.02 is: 2,967,301,631.99
Step by Step Solution
- Step 1: Write the proportion equation
2,272,540,905.30 : 3,138,272,325.82 = 2,148,734,602.02 : x - Step 2: Convert to fraction form
2,272,540,905.30/3,138,272,325.82 = 2,148,734,602.02/x - Step 3: Cross multiply
2,272,540,905.30x = 3,138,272,325.82 × 2,148,734,602.02 - Step 4: Simplify right side
2,272,540,905.30x = 6,743,314,337,051,217,920 - Step 5: Solve for x
x = 6,743,314,337,051,217,920/2,272,540,905.30 - Step 6: Final answer
x = 2,967,301,631.99
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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.