Finding the Fourth Proportional to 124,658,869.24, 187,008,396.72 and 38,397,235.87
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Solution
The fourth proportional to 124,658,869.24, 187,008,396.72 and 38,397,235.87 is: 57,602,042.78
Step by Step Solution
- Step 1: Write the proportion equation
124,658,869.24 : 187,008,396.72 = 38,397,235.87 : x - Step 2: Convert to fraction form
124,658,869.24/187,008,396.72 = 38,397,235.87/x - Step 3: Cross multiply
124,658,869.24x = 187,008,396.72 × 38,397,235.87 - Step 4: Simplify right side
124,658,869.24x = 7,180,605,518,528,374 - Step 5: Solve for x
x = 7,180,605,518,528,374/124,658,869.24 - Step 6: Final answer
x = 57,602,042.78
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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.