Finding the Fourth Proportional to 3,134,897,949.20, 4,326,159,876.06 and 1,725,201,912.08
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Solution
The fourth proportional to 3,134,897,949.20, 4,326,159,876.06 and 1,725,201,912.08 is: 2,380,779,027.29
Step by Step Solution
- Step 1: Write the proportion equation
3,134,897,949.20 : 4,326,159,876.06 = 1,725,201,912.08 : x - Step 2: Convert to fraction form
3,134,897,949.20/4,326,159,876.06 = 1,725,201,912.08/x - Step 3: Cross multiply
3,134,897,949.20x = 4,326,159,876.06 × 1,725,201,912.08 - Step 4: Simplify right side
3,134,897,949.20x = 7,463,499,290,142,488,576 - Step 5: Solve for x
x = 7,463,499,290,142,488,576/3,134,897,949.20 - Step 6: Final answer
x = 2,380,779,027.29
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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.