Finding the Fourth Proportional to 83,030,446.34, 124,497,485 and 39,310,837.80
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Solution
The fourth proportional to 83,030,446.34, 124,497,485 and 39,310,837.80 is: 58,943,443.70
Step by Step Solution
- Step 1: Write the proportion equation
83,030,446.34 : 124,497,485 = 39,310,837.80 : x - Step 2: Convert to fraction form
83,030,446.34/124,497,485 = 39,310,837.80/x - Step 3: Cross multiply
83,030,446.34x = 124,497,485 × 39,310,837.80 - Step 4: Simplify right side
83,030,446.34x = 4,894,100,439,342,933 - Step 5: Solve for x
x = 4,894,100,439,342,933/83,030,446.34 - Step 6: Final answer
x = 58,943,443.70
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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.