Finding the Fourth Proportional to 70,909,817.58, 106,375,723.73 and 29,969,429.08
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Solution
The fourth proportional to 70,909,817.58, 106,375,723.73 and 29,969,429.08 is: 44,958,791.56
Step by Step Solution
- Step 1: Write the proportion equation
70,909,817.58 : 106,375,723.73 = 29,969,429.08 : x - Step 2: Convert to fraction form
70,909,817.58/106,375,723.73 = 29,969,429.08/x - Step 3: Cross multiply
70,909,817.58x = 106,375,723.73 × 29,969,429.08 - Step 4: Simplify right side
70,909,817.58x = 3,188,019,708,159,908 - Step 5: Solve for x
x = 3,188,019,708,159,908/70,909,817.58 - Step 6: Final answer
x = 44,958,791.56
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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.