Finding the Fourth Proportional to 202,135,396.06, 278,947,681.96 and 109,315,901.98
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Solution
The fourth proportional to 202,135,396.06, 278,947,681.96 and 109,315,901.98 is: 150,856,396.52
Step by Step Solution
- Step 1: Write the proportion equation
202,135,396.06 : 278,947,681.96 = 109,315,901.98 : x - Step 2: Convert to fraction form
202,135,396.06/278,947,681.96 = 109,315,901.98/x - Step 3: Cross multiply
202,135,396.06x = 278,947,681.96 × 109,315,901.98 - Step 4: Simplify right side
202,135,396.06x = 30,493,417,458,687,572 - Step 5: Solve for x
x = 30,493,417,458,687,572/202,135,396.06 - Step 6: Final answer
x = 150,856,396.52
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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.