Finding the Fourth Proportional to 1,134,104,711.40, 1,701,157,067.10 and 272,461,703.40
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Solution
The fourth proportional to 1,134,104,711.40, 1,701,157,067.10 and 272,461,703.40 is: 408,692,555.10
Step by Step Solution
- Step 1: Write the proportion equation
1,134,104,711.40 : 1,701,157,067.10 = 272,461,703.40 : x - Step 2: Convert to fraction form
1,134,104,711.40/1,701,157,067.10 = 272,461,703.40/x - Step 3: Cross multiply
1,134,104,711.40x = 1,701,157,067.10 × 272,461,703.40 - Step 4: Simplify right side
1,134,104,711.40x = 463,500,152,253,014,016 - Step 5: Solve for x
x = 463,500,152,253,014,016/1,134,104,711.40 - Step 6: Final answer
x = 408,692,555.10
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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.