Finding the Fourth Proportional to 124,305,347.07, 186,096,639.11 and 72,331,549.65
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Solution
The fourth proportional to 124,305,347.07, 186,096,639.11 and 72,331,549.65 is: 108,287,041.61
Step by Step Solution
- Step 1: Write the proportion equation
124,305,347.07 : 186,096,639.11 = 72,331,549.65 : x - Step 2: Convert to fraction form
124,305,347.07/186,096,639.11 = 72,331,549.65/x - Step 3: Cross multiply
124,305,347.07x = 186,096,639.11 × 72,331,549.65 - Step 4: Simplify right side
124,305,347.07x = 13,460,658,291,121,440 - Step 5: Solve for x
x = 13,460,658,291,121,440/124,305,347.07 - Step 6: Final answer
x = 108,287,041.61
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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.