Finding the Fourth Proportional to 45,744,442.10, 68,553,677.55 and 30,347,962.10
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Solution
The fourth proportional to 45,744,442.10, 68,553,677.55 and 30,347,962.10 is: 45,480,156.99
Step by Step Solution
- Step 1: Write the proportion equation
45,744,442.10 : 68,553,677.55 = 30,347,962.10 : x - Step 2: Convert to fraction form
45,744,442.10/68,553,677.55 = 30,347,962.10/x - Step 3: Cross multiply
45,744,442.10x = 68,553,677.55 × 30,347,962.10 - Step 4: Simplify right side
45,744,442.10x = 2,080,464,408,103,020.75 - Step 5: Solve for x
x = 2,080,464,408,103,020.75/45,744,442.10 - Step 6: Final answer
x = 45,480,156.99
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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.