Finding the Fourth Proportional to 416,670,408.66, 624,877,968.74 and 288,104,201.94
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Solution
The fourth proportional to 416,670,408.66, 624,877,968.74 and 288,104,201.94 is: 432,068,044.07
Step by Step Solution
- Step 1: Write the proportion equation
416,670,408.66 : 624,877,968.74 = 288,104,201.94 : x - Step 2: Convert to fraction form
416,670,408.66/624,877,968.74 = 288,104,201.94/x - Step 3: Cross multiply
416,670,408.66x = 624,877,968.74 × 288,104,201.94 - Step 4: Simplify right side
416,670,408.66x = 180,029,968,492,285,440 - Step 5: Solve for x
x = 180,029,968,492,285,440/416,670,408.66 - Step 6: Final answer
x = 432,068,044.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.