Finding the Fourth Proportional to 133,887,256.74, 184,754,283.35 and 75,138,571.67
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Solution
The fourth proportional to 133,887,256.74, 184,754,283.35 and 75,138,571.67 is: 103,685,543.33
Step by Step Solution
- Step 1: Write the proportion equation
133,887,256.74 : 184,754,283.35 = 75,138,571.67 : x - Step 2: Convert to fraction form
133,887,256.74/184,754,283.35 = 75,138,571.67/x - Step 3: Cross multiply
133,887,256.74x = 184,754,283.35 × 75,138,571.67 - Step 4: Simplify right side
133,887,256.74x = 13,882,172,959,534,000 - Step 5: Solve for x
x = 13,882,172,959,534,000/133,887,256.74 - Step 6: Final answer
x = 103,685,543.33
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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.