Finding the Fourth Proportional to 1,655,029,829.74, 2,286,121,311.44 and 1,226,735,367.48
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Solution
The fourth proportional to 1,655,029,829.74, 2,286,121,311.44 and 1,226,735,367.48 is: 1,694,510,767.54
Step by Step Solution
- Step 1: Write the proportion equation
1,655,029,829.74 : 2,286,121,311.44 = 1,226,735,367.48 : x - Step 2: Convert to fraction form
1,655,029,829.74/2,286,121,311.44 = 1,226,735,367.48/x - Step 3: Cross multiply
1,655,029,829.74x = 2,286,121,311.44 × 1,226,735,367.48 - Step 4: Simplify right side
1,655,029,829.74x = 2,804,465,867,093,208,064 - Step 5: Solve for x
x = 2,804,465,867,093,208,064/1,655,029,829.74 - Step 6: Final answer
x = 1,694,510,767.54
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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.