Finding the Fourth Proportional to 68,228,747.01, 94,201,119.59 and 40,360,410
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Solution
The fourth proportional to 68,228,747.01, 94,201,119.59 and 40,360,410 is: 55,724,250.78
Step by Step Solution
- Step 1: Write the proportion equation
68,228,747.01 : 94,201,119.59 = 40,360,410 : x - Step 2: Convert to fraction form
68,228,747.01/94,201,119.59 = 40,360,410/x - Step 3: Cross multiply
68,228,747.01x = 94,201,119.59 × 40,360,410 - Step 4: Simplify right side
68,228,747.01x = 3,801,995,809,111,432 - Step 5: Solve for x
x = 3,801,995,809,111,432/68,228,747.01 - Step 6: Final answer
x = 55,724,250.78
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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.