Finding the Fourth Proportional to 1,053,704,680.23, 1,454,111,322.75 and 577,406,662.99
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Solution
The fourth proportional to 1,053,704,680.23, 1,454,111,322.75 and 577,406,662.99 is: 796,820,572.44
Step by Step Solution
- Step 1: Write the proportion equation
1,053,704,680.23 : 1,454,111,322.75 = 577,406,662.99 : x - Step 2: Convert to fraction form
1,053,704,680.23/1,454,111,322.75 = 577,406,662.99/x - Step 3: Cross multiply
1,053,704,680.23x = 1,454,111,322.75 × 577,406,662.99 - Step 4: Simplify right side
1,053,704,680.23x = 839,613,566,485,052,416 - Step 5: Solve for x
x = 839,613,566,485,052,416/1,053,704,680.23 - Step 6: Final answer
x = 796,820,572.44
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Double scale
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1.5x scale
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.