Finding the Fourth Proportional to 176,607,758.88, 243,716,278.08 and 98,291,299.84
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Solution
The fourth proportional to 176,607,758.88, 243,716,278.08 and 98,291,299.84 is: 135,640,641.82
Step by Step Solution
- Step 1: Write the proportion equation
176,607,758.88 : 243,716,278.08 = 98,291,299.84 : x - Step 2: Convert to fraction form
176,607,758.88/243,716,278.08 = 98,291,299.84/x - Step 3: Cross multiply
176,607,758.88x = 243,716,278.08 × 98,291,299.84 - Step 4: Simplify right side
176,607,758.88x = 23,955,189,764,650,100 - Step 5: Solve for x
x = 23,955,189,764,650,100/176,607,758.88 - Step 6: Final answer
x = 135,640,641.82
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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.