Finding the Fourth Proportional to 980,606,563.60, 1,471,482,159.02 and 544,273,430.80
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Solution
The fourth proportional to 980,606,563.60, 1,471,482,159.02 and 544,273,430.80 is: 816,727,801.73
Step by Step Solution
- Step 1: Write the proportion equation
980,606,563.60 : 1,471,482,159.02 = 544,273,430.80 : x - Step 2: Convert to fraction form
980,606,563.60/1,471,482,159.02 = 544,273,430.80/x - Step 3: Cross multiply
980,606,563.60x = 1,471,482,159.02 × 544,273,430.80 - Step 4: Simplify right side
980,606,563.60x = 800,888,643,050,806,528 - Step 5: Solve for x
x = 800,888,643,050,806,528/980,606,563.60 - Step 6: Final answer
x = 816,727,801.73
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1.5x scale
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.