Finding the Fourth Proportional to 190,046,746.05, 285,177,958.43 and 102,607,097.82
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Solution
The fourth proportional to 190,046,746.05, 285,177,958.43 and 102,607,097.82 is: 153,968,869.69
Step by Step Solution
- Step 1: Write the proportion equation
190,046,746.05 : 285,177,958.43 = 102,607,097.82 : x - Step 2: Convert to fraction form
190,046,746.05/285,177,958.43 = 102,607,097.82/x - Step 3: Cross multiply
190,046,746.05x = 285,177,958.43 × 102,607,097.82 - Step 4: Simplify right side
190,046,746.05x = 29,261,282,676,734,904 - Step 5: Solve for x
x = 29,261,282,676,734,904/190,046,746.05 - Step 6: Final answer
x = 153,968,869.69
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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.