Finding the Fourth Proportional to 165,907,253.09, 248,838,728.05 and 49,320,420.88
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Solution
The fourth proportional to 165,907,253.09, 248,838,728.05 and 49,320,420.88 is: 73,974,046.16
Step by Step Solution
- Step 1: Write the proportion equation
165,907,253.09 : 248,838,728.05 = 49,320,420.88 : x - Step 2: Convert to fraction form
165,907,253.09/248,838,728.05 = 49,320,420.88/x - Step 3: Cross multiply
165,907,253.09x = 248,838,728.05 × 49,320,420.88 - Step 4: Simplify right side
165,907,253.09x = 12,272,830,798,669,862 - Step 5: Solve for x
x = 12,272,830,798,669,862/165,907,253.09 - Step 6: Final answer
x = 73,974,046.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.