Finding the Fourth Proportional to 91,130,012.16, 125,758,964.16 and 49,314,048
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Solution
The fourth proportional to 91,130,012.16, 125,758,964.16 and 49,314,048 is: 68,053,141.31
Step by Step Solution
- Step 1: Write the proportion equation
91,130,012.16 : 125,758,964.16 = 49,314,048 : x - Step 2: Convert to fraction form
91,130,012.16/125,758,964.16 = 49,314,048/x - Step 3: Cross multiply
91,130,012.16x = 125,758,964.16 × 49,314,048 - Step 4: Simplify right side
91,130,012.16x = 6,201,683,595,016,520 - Step 5: Solve for x
x = 6,201,683,595,016,520/91,130,012.16 - Step 6: Final answer
x = 68,053,141.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.