Finding the Fourth Proportional to 315,542,803.32, 473,365,064.94 and 97,193,043.84
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Solution
The fourth proportional to 315,542,803.32, 473,365,064.94 and 97,193,043.84 is: 145,805,231.57
Step by Step Solution
- Step 1: Write the proportion equation
315,542,803.32 : 473,365,064.94 = 97,193,043.84 : x - Step 2: Convert to fraction form
315,542,803.32/473,365,064.94 = 97,193,043.84/x - Step 3: Cross multiply
315,542,803.32x = 473,365,064.94 × 97,193,043.84 - Step 4: Simplify right side
315,542,803.32x = 46,007,791,509,037,872 - Step 5: Solve for x
x = 46,007,791,509,037,872/315,542,803.32 - Step 6: Final answer
x = 145,805,231.57
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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.