Finding the Fourth Proportional to 2,426,568,141.24, 3,348,631,421 and 1,354,888,135.48
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Solution
The fourth proportional to 2,426,568,141.24, 3,348,631,421 and 1,354,888,135.48 is: 1,869,727,416.80
Step by Step Solution
- Step 1: Write the proportion equation
2,426,568,141.24 : 3,348,631,421 = 1,354,888,135.48 : x - Step 2: Convert to fraction form
2,426,568,141.24/3,348,631,421 = 1,354,888,135.48/x - Step 3: Cross multiply
2,426,568,141.24x = 3,348,631,421 × 1,354,888,135.48 - Step 4: Simplify right side
2,426,568,141.24x = 4,537,020,982,408,433,152 - Step 5: Solve for x
x = 4,537,020,982,408,433,152/2,426,568,141.24 - Step 6: Final answer
x = 1,869,727,416.80
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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.