Finding the Fourth Proportional to 299,938,723.20, 449,903,885.28 and 118,187,475.84
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Solution
The fourth proportional to 299,938,723.20, 449,903,885.28 and 118,187,475.84 is: 177,279,558.99
Step by Step Solution
- Step 1: Write the proportion equation
299,938,723.20 : 449,903,885.28 = 118,187,475.84 : x - Step 2: Convert to fraction form
299,938,723.20/449,903,885.28 = 118,187,475.84/x - Step 3: Cross multiply
299,938,723.20x = 449,903,885.28 × 118,187,475.84 - Step 4: Simplify right side
299,938,723.20x = 53,173,004,571,852,128 - Step 5: Solve for x
x = 53,173,004,571,852,128/299,938,723.20 - Step 6: Final answer
x = 177,279,558.99
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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.