Finding the Fourth Proportional to 595,657,455.80, 893,486,183.70 and 442,602,447.80
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Solution
The fourth proportional to 595,657,455.80, 893,486,183.70 and 442,602,447.80 is: 663,903,671.70
Step by Step Solution
- Step 1: Write the proportion equation
595,657,455.80 : 893,486,183.70 = 442,602,447.80 : x - Step 2: Convert to fraction form
595,657,455.80/893,486,183.70 = 442,602,447.80/x - Step 3: Cross multiply
595,657,455.80x = 893,486,183.70 × 442,602,447.80 - Step 4: Simplify right side
595,657,455.80x = 395,459,171,981,100,480 - Step 5: Solve for x
x = 395,459,171,981,100,480/595,657,455.80 - Step 6: Final answer
x = 663,903,671.70
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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.