Finding the Fourth Proportional to 272,578,748.94, 408,971,168.64 and 106,700,802.53
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Solution
The fourth proportional to 272,578,748.94, 408,971,168.64 and 106,700,802.53 is: 160,091,540.79
Step by Step Solution
- Step 1: Write the proportion equation
272,578,748.94 : 408,971,168.64 = 106,700,802.53 : x - Step 2: Convert to fraction form
272,578,748.94/408,971,168.64 = 106,700,802.53/x - Step 3: Cross multiply
272,578,748.94x = 408,971,168.64 × 106,700,802.53 - Step 4: Simplify right side
272,578,748.94x = 43,637,551,903,475,112 - Step 5: Solve for x
x = 43,637,551,903,475,112/272,578,748.94 - Step 6: Final answer
x = 160,091,540.79
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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.