Finding the Fourth Proportional to 1,551,474,029.40, 2,327,211,044.10 and 1,245,364,013.40
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Solution
The fourth proportional to 1,551,474,029.40, 2,327,211,044.10 and 1,245,364,013.40 is: 1,868,046,020.10
Step by Step Solution
- Step 1: Write the proportion equation
1,551,474,029.40 : 2,327,211,044.10 = 1,245,364,013.40 : x - Step 2: Convert to fraction form
1,551,474,029.40/2,327,211,044.10 = 1,245,364,013.40/x - Step 3: Cross multiply
1,551,474,029.40x = 2,327,211,044.10 × 1,245,364,013.40 - Step 4: Simplify right side
1,551,474,029.40x = 2,898,224,885,909,180,416 - Step 5: Solve for x
x = 2,898,224,885,909,180,416/1,551,474,029.40 - Step 6: Final answer
x = 1,868,046,020.10
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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.