Finding the Fourth Proportional to 97,818,104.90, 146,727,157.35 and 40,291,256.90
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Solution
The fourth proportional to 97,818,104.90, 146,727,157.35 and 40,291,256.90 is: 60,436,885.35
Step by Step Solution
- Step 1: Write the proportion equation
97,818,104.90 : 146,727,157.35 = 40,291,256.90 : x - Step 2: Convert to fraction form
97,818,104.90/146,727,157.35 = 40,291,256.90/x - Step 3: Cross multiply
97,818,104.90x = 146,727,157.35 × 40,291,256.90 - Step 4: Simplify right side
97,818,104.90x = 5,911,821,590,995,573 - Step 5: Solve for x
x = 5,911,821,590,995,573/97,818,104.90 - Step 6: Final answer
x = 60,436,885.35
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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.