Finding the Fourth Proportional to 97,024,401.70, 145,536,602.55 and 48,509,743.30
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Solution
The fourth proportional to 97,024,401.70, 145,536,602.55 and 48,509,743.30 is: 72,764,614.95
Step by Step Solution
- Step 1: Write the proportion equation
97,024,401.70 : 145,536,602.55 = 48,509,743.30 : x - Step 2: Convert to fraction form
97,024,401.70/145,536,602.55 = 48,509,743.30/x - Step 3: Cross multiply
97,024,401.70x = 145,536,602.55 × 48,509,743.30 - Step 4: Simplify right side
97,024,401.70x = 7,059,943,230,454,626 - Step 5: Solve for x
x = 7,059,943,230,454,626/97,024,401.70 - Step 6: Final answer
x = 72,764,614.95
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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.