Finding the Fourth Proportional to 70,961,252.20, 106,441,878.30 and 63,780,893.80
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Solution
The fourth proportional to 70,961,252.20, 106,441,878.30 and 63,780,893.80 is: 95,671,340.70
Step by Step Solution
- Step 1: Write the proportion equation
70,961,252.20 : 106,441,878.30 = 63,780,893.80 : x - Step 2: Convert to fraction form
70,961,252.20/106,441,878.30 = 63,780,893.80/x - Step 3: Cross multiply
70,961,252.20x = 106,441,878.30 × 63,780,893.80 - Step 4: Simplify right side
70,961,252.20x = 6,788,958,135,724,824 - Step 5: Solve for x
x = 6,788,958,135,724,824/70,961,252.20 - Step 6: Final answer
x = 95,671,340.70
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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.