Finding the Fourth Proportional to 2,455,200,240.99, 3,388,177,691.76 and 1,326,169,998.42
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Solution
The fourth proportional to 2,455,200,240.99, 3,388,177,691.76 and 1,326,169,998.42 is: 1,830,115,331.98
Step by Step Solution
- Step 1: Write the proportion equation
2,455,200,240.99 : 3,388,177,691.76 = 1,326,169,998.42 : x - Step 2: Convert to fraction form
2,455,200,240.99/3,388,177,691.76 = 1,326,169,998.42/x - Step 3: Cross multiply
2,455,200,240.99x = 3,388,177,691.76 × 1,326,169,998.42 - Step 4: Simplify right side
2,455,200,240.99x = 4,493,299,604,121,408,000 - Step 5: Solve for x
x = 4,493,299,604,121,408,000/2,455,200,240.99 - Step 6: Final answer
x = 1,830,115,331.98
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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.