Finding the Fourth Proportional to 5,432,508,000.30, 8,148,762,000.45 and 1,555,114,464.30
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Solution
The fourth proportional to 5,432,508,000.30, 8,148,762,000.45 and 1,555,114,464.30 is: 2,332,671,696.45
Step by Step Solution
- Step 1: Write the proportion equation
5,432,508,000.30 : 8,148,762,000.45 = 1,555,114,464.30 : x - Step 2: Convert to fraction form
5,432,508,000.30/8,148,762,000.45 = 1,555,114,464.30/x - Step 3: Cross multiply
5,432,508,000.30x = 8,148,762,000.45 × 1,555,114,464.30 - Step 4: Simplify right side
5,432,508,000.30x = 12,672,257,653,037,998,080 - Step 5: Solve for x
x = 12,672,257,653,037,998,080/5,432,508,000.30 - Step 6: Final answer
x = 2,332,671,696.45
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Similar ratio
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1.5x scale
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.