Finding the Fourth Proportional to 93,149,903.28, 128,543,123.96 and 50,762,562.63
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Solution
The fourth proportional to 93,149,903.28, 128,543,123.96 and 50,762,562.63 is: 70,050,296.90
Step by Step Solution
- Step 1: Write the proportion equation
93,149,903.28 : 128,543,123.96 = 50,762,562.63 : x - Step 2: Convert to fraction form
93,149,903.28/128,543,123.96 = 50,762,562.63/x - Step 3: Cross multiply
93,149,903.28x = 128,543,123.96 × 50,762,562.63 - Step 4: Simplify right side
93,149,903.28x = 6,525,178,380,675,354 - Step 5: Solve for x
x = 6,525,178,380,675,354/93,149,903.28 - Step 6: Final answer
x = 70,050,296.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.