Finding the Fourth Proportional to 455,063,616.99, 627,983,320.64 and 246,215,177.19
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Solution
The fourth proportional to 455,063,616.99, 627,983,320.64 and 246,215,177.19 is: 339,774,525.56
Step by Step Solution
- Step 1: Write the proportion equation
455,063,616.99 : 627,983,320.64 = 246,215,177.19 : x - Step 2: Convert to fraction form
455,063,616.99/627,983,320.64 = 246,215,177.19/x - Step 3: Cross multiply
455,063,616.99x = 627,983,320.64 × 246,215,177.19 - Step 4: Simplify right side
455,063,616.99x = 154,619,024,562,511,104 - Step 5: Solve for x
x = 154,619,024,562,511,104/455,063,616.99 - Step 6: Final answer
x = 339,774,525.56
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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.