Finding the Fourth Proportional to 124,368,638.60, 186,546,228.74 and 38,107,295.12
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Solution
The fourth proportional to 124,368,638.60, 186,546,228.74 and 38,107,295.12 is: 57,158,880.83
Step by Step Solution
- Step 1: Write the proportion equation
124,368,638.60 : 186,546,228.74 = 38,107,295.12 : x - Step 2: Convert to fraction form
124,368,638.60/186,546,228.74 = 38,107,295.12/x - Step 3: Cross multiply
124,368,638.60x = 186,546,228.74 × 38,107,295.12 - Step 4: Simplify right side
124,368,638.60x = 7,108,772,192,536,938 - Step 5: Solve for x
x = 7,108,772,192,536,938/124,368,638.60 - Step 6: Final answer
x = 57,158,880.83
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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.