Finding the Fourth Proportional to 744,157,008.24, 1,116,235,511.99 and 277,854,847.97
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Solution
The fourth proportional to 744,157,008.24, 1,116,235,511.99 and 277,854,847.97 is: 416,782,271.81
Step by Step Solution
- Step 1: Write the proportion equation
744,157,008.24 : 1,116,235,511.99 = 277,854,847.97 : x - Step 2: Convert to fraction form
744,157,008.24/1,116,235,511.99 = 277,854,847.97/x - Step 3: Cross multiply
744,157,008.24x = 1,116,235,511.99 × 277,854,847.97 - Step 4: Simplify right side
744,157,008.24x = 310,151,448,475,726,080 - Step 5: Solve for x
x = 310,151,448,475,726,080/744,157,008.24 - Step 6: Final answer
x = 416,782,271.81
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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.