Finding the Fourth Proportional to 1,527,946,374.08, 2,291,916,699.48 and 478,764,896.48
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Solution
The fourth proportional to 1,527,946,374.08, 2,291,916,699.48 and 478,764,896.48 is: 718,146,448.06
Step by Step Solution
- Step 1: Write the proportion equation
1,527,946,374.08 : 2,291,916,699.48 = 478,764,896.48 : x - Step 2: Convert to fraction form
1,527,946,374.08/2,291,916,699.48 = 478,764,896.48/x - Step 3: Cross multiply
1,527,946,374.08x = 2,291,916,699.48 × 478,764,896.48 - Step 4: Simplify right side
1,527,946,374.08x = 1,097,289,261,367,325,568 - Step 5: Solve for x
x = 1,097,289,261,367,325,568/1,527,946,374.08 - Step 6: Final answer
x = 718,146,448.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.