Finding the Fourth Proportional to 2,097,812,707.68, 2,894,946,673.68 and 1,157,991,039.84
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Solution
The fourth proportional to 2,097,812,707.68, 2,894,946,673.68 and 1,157,991,039.84 is: 1,598,008,390.67
Step by Step Solution
- Step 1: Write the proportion equation
2,097,812,707.68 : 2,894,946,673.68 = 1,157,991,039.84 : x - Step 2: Convert to fraction form
2,097,812,707.68/2,894,946,673.68 = 1,157,991,039.84/x - Step 3: Cross multiply
2,097,812,707.68x = 2,894,946,673.68 × 1,157,991,039.84 - Step 4: Simplify right side
2,097,812,707.68x = 3,352,322,308,936,051,712 - Step 5: Solve for x
x = 3,352,322,308,936,051,712/2,097,812,707.68 - Step 6: Final answer
x = 1,598,008,390.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.