Finding the Fourth Proportional to 70,914,915.48, 106,154,202.36 and 46,269,775.08
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Solution
The fourth proportional to 70,914,915.48, 106,154,202.36 and 46,269,775.08 is: 69,262,312.92
Step by Step Solution
- Step 1: Write the proportion equation
70,914,915.48 : 106,154,202.36 = 46,269,775.08 : x - Step 2: Convert to fraction form
70,914,915.48/106,154,202.36 = 46,269,775.08/x - Step 3: Cross multiply
70,914,915.48x = 106,154,202.36 × 46,269,775.08 - Step 4: Simplify right side
70,914,915.48x = 4,911,731,066,994,005 - Step 5: Solve for x
x = 4,911,731,066,994,005/70,914,915.48 - Step 6: Final answer
x = 69,262,312.92
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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.