Finding the Fourth Proportional to 99,795,497.10, 149,805,220.05 and 77,176,668.30
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Solution
The fourth proportional to 99,795,497.10, 149,805,220.05 and 77,176,668.30 is: 115,851,597.65
Step by Step Solution
- Step 1: Write the proportion equation
99,795,497.10 : 149,805,220.05 = 77,176,668.30 : x - Step 2: Convert to fraction form
99,795,497.10/149,805,220.05 = 77,176,668.30/x - Step 3: Cross multiply
99,795,497.10x = 149,805,220.05 × 77,176,668.30 - Step 4: Simplify right side
99,795,497.10x = 11,561,467,777,407,360 - Step 5: Solve for x
x = 11,561,467,777,407,360/99,795,497.10 - Step 6: Final answer
x = 115,851,597.65
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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.