Finding the Fourth Proportional to 125,909,838,129.79, 188,672,574,179.36 and 74,757,405,296.00
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Solution
The fourth proportional to 125,909,838,129.79, 188,672,574,179.36 and 74,757,405,296.00 is: 112,022,001,661.43
Step by Step Solution
- Step 1: Write the proportion equation
125,909,838,129.79 : 188,672,574,179.36 = 74,757,405,296.00 : x - Step 2: Convert to fraction form
125,909,838,129.79/188,672,574,179.36 = 74,757,405,296.00/x - Step 3: Cross multiply
125,909,838,129.79x = 188,672,574,179.36 × 74,757,405,296.00 - Step 4: Simplify right side
125,909,838,129.79x = 14,104,672,096,165,094,752,256 - Step 5: Solve for x
x = 14,104,672,096,165,094,752,256/125,909,838,129.79 - Step 6: Final answer
x = 112,022,001,661.43
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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.