Finding the Fourth Proportional to 118,587,149.68, 177,911,393 and 69,444,504.94
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Solution
The fourth proportional to 118,587,149.68, 177,911,393 and 69,444,504.94 is: 104,184,716.84
Step by Step Solution
- Step 1: Write the proportion equation
118,587,149.68 : 177,911,393 = 69,444,504.94 : x - Step 2: Convert to fraction form
118,587,149.68/177,911,393 = 69,444,504.94/x - Step 3: Cross multiply
118,587,149.68x = 177,911,393 × 69,444,504.94 - Step 4: Simplify right side
118,587,149.68x = 12,354,968,610,070,780 - Step 5: Solve for x
x = 12,354,968,610,070,780/118,587,149.68 - Step 6: Final answer
x = 104,184,716.84
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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.