Finding the Fourth Proportional to 372,720,519.14, 514,350,125.40 and 203,171,041.41
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Solution
The fourth proportional to 372,720,519.14, 514,350,125.40 and 203,171,041.41 is: 280,373,752.61
Step by Step Solution
- Step 1: Write the proportion equation
372,720,519.14 : 514,350,125.40 = 203,171,041.41 : x - Step 2: Convert to fraction form
372,720,519.14/514,350,125.40 = 203,171,041.41/x - Step 3: Cross multiply
372,720,519.14x = 514,350,125.40 × 203,171,041.41 - Step 4: Simplify right side
372,720,519.14x = 104,501,050,627,467,104 - Step 5: Solve for x
x = 104,501,050,627,467,104/372,720,519.14 - Step 6: Final answer
x = 280,373,752.61
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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.