Finding the Fourth Proportional to 73,395,519.20, 110,128,708.20 and 51,783,585.20
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Solution
The fourth proportional to 73,395,519.20, 110,128,708.20 and 51,783,585.20 is: 77,700,374.71
Step by Step Solution
- Step 1: Write the proportion equation
73,395,519.20 : 110,128,708.20 = 51,783,585.20 : x - Step 2: Convert to fraction form
73,395,519.20/110,128,708.20 = 51,783,585.20/x - Step 3: Cross multiply
73,395,519.20x = 110,128,708.20 × 51,783,585.20 - Step 4: Simplify right side
73,395,519.20x = 5,702,859,344,040,639 - Step 5: Solve for x
x = 5,702,859,344,040,639/73,395,519.20 - Step 6: Final answer
x = 77,700,374.71
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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.