Finding the Fourth Proportional to 450,482,682.24, 675,979,643.52 and 243,218,332.80
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Solution
The fourth proportional to 450,482,682.24, 675,979,643.52 and 243,218,332.80 is: 364,965,510.07
Step by Step Solution
- Step 1: Write the proportion equation
450,482,682.24 : 675,979,643.52 = 243,218,332.80 : x - Step 2: Convert to fraction form
450,482,682.24/675,979,643.52 = 243,218,332.80/x - Step 3: Cross multiply
450,482,682.24x = 675,979,643.52 × 243,218,332.80 - Step 4: Simplify right side
450,482,682.24x = 164,410,641,903,672,736 - Step 5: Solve for x
x = 164,410,641,903,672,736/450,482,682.24 - Step 6: Final answer
x = 364,965,510.07
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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.