Finding the Fourth Proportional to 68,228,748.02, 94,201,120.98 and 40,360,411
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Solution
The fourth proportional to 68,228,748.02, 94,201,120.98 and 40,360,411 is: 55,724,252.16
Step by Step Solution
- Step 1: Write the proportion equation
68,228,748.02 : 94,201,120.98 = 40,360,411 : x - Step 2: Convert to fraction form
68,228,748.02/94,201,120.98 = 40,360,411/x - Step 3: Cross multiply
68,228,748.02x = 94,201,120.98 × 40,360,411 - Step 4: Simplify right side
68,228,748.02x = 3,801,995,959,413,523 - Step 5: Solve for x
x = 3,801,995,959,413,523/68,228,748.02 - Step 6: Final answer
x = 55,724,252.16
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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.