Finding the Fourth Proportional to 459,480,531.75, 634,087,180.62 and 250,637,603.19
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Solution
The fourth proportional to 459,480,531.75, 634,087,180.62 and 250,637,603.19 is: 345,882,099.85
Step by Step Solution
- Step 1: Write the proportion equation
459,480,531.75 : 634,087,180.62 = 250,637,603.19 : x - Step 2: Convert to fraction form
459,480,531.75/634,087,180.62 = 250,637,603.19/x - Step 3: Cross multiply
459,480,531.75x = 634,087,180.62 × 250,637,603.19 - Step 4: Simplify right side
459,480,531.75x = 158,926,091,164,101,408 - Step 5: Solve for x
x = 158,926,091,164,101,408/459,480,531.75 - Step 6: Final answer
x = 345,882,099.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.