Finding the Fourth Proportional to 524,016,081.80, 786,024,122.70 and 403,083,729.80
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Solution
The fourth proportional to 524,016,081.80, 786,024,122.70 and 403,083,729.80 is: 604,625,594.70
Step by Step Solution
- Step 1: Write the proportion equation
524,016,081.80 : 786,024,122.70 = 403,083,729.80 : x - Step 2: Convert to fraction form
524,016,081.80/786,024,122.70 = 403,083,729.80/x - Step 3: Cross multiply
524,016,081.80x = 786,024,122.70 × 403,083,729.80 - Step 4: Simplify right side
524,016,081.80x = 316,833,535,090,688,896 - Step 5: Solve for x
x = 316,833,535,090,688,896/524,016,081.80 - Step 6: Final answer
x = 604,625,594.70
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Similar ratio
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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.