Finding the Fourth Proportional to 923,547,157.48, 1,274,621,879.55 and 566,251,747.84
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Solution
The fourth proportional to 923,547,157.48, 1,274,621,879.55 and 566,251,747.84 is: 781,505,157.90
Step by Step Solution
- Step 1: Write the proportion equation
923,547,157.48 : 1,274,621,879.55 = 566,251,747.84 : x - Step 2: Convert to fraction form
923,547,157.48/1,274,621,879.55 = 566,251,747.84/x - Step 3: Cross multiply
923,547,157.48x = 1,274,621,879.55 × 566,251,747.84 - Step 4: Simplify right side
923,547,157.48x = 721,756,867,130,293,504 - Step 5: Solve for x
x = 721,756,867,130,293,504/923,547,157.48 - Step 6: Final answer
x = 781,505,157.90
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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.