Finding the Fourth Proportional to 260,818,704.08, 359,937,913.80 and 143,341,902.80
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Solution
The fourth proportional to 260,818,704.08, 359,937,913.80 and 143,341,902.80 is: 197,816,278.69
Step by Step Solution
- Step 1: Write the proportion equation
260,818,704.08 : 359,937,913.80 = 143,341,902.80 : x - Step 2: Convert to fraction form
260,818,704.08/359,937,913.80 = 143,341,902.80/x - Step 3: Cross multiply
260,818,704.08x = 359,937,913.80 × 143,341,902.80 - Step 4: Simplify right side
260,818,704.08x = 51,594,185,453,954,384 - Step 5: Solve for x
x = 51,594,185,453,954,384/260,818,704.08 - Step 6: Final answer
x = 197,816,278.69
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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.