Finding the Fourth Proportional to 260,415,262.99, 359,373,418.80 and 141,337,857.04
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Solution
The fourth proportional to 260,415,262.99, 359,373,418.80 and 141,337,857.04 is: 195,046,435.86
Step by Step Solution
- Step 1: Write the proportion equation
260,415,262.99 : 359,373,418.80 = 141,337,857.04 : x - Step 2: Convert to fraction form
260,415,262.99/359,373,418.80 = 141,337,857.04/x - Step 3: Cross multiply
260,415,262.99x = 359,373,418.80 × 141,337,857.04 - Step 4: Simplify right side
260,415,262.99x = 50,793,068,888,533,584 - Step 5: Solve for x
x = 50,793,068,888,533,584/260,415,262.99 - Step 6: Final answer
x = 195,046,435.86
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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.