Finding the Fourth Proportional to 149,471,567.70, 224,207,351.55 and 119,238,479.70
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Solution
The fourth proportional to 149,471,567.70, 224,207,351.55 and 119,238,479.70 is: 178,857,719.55
Step by Step Solution
- Step 1: Write the proportion equation
149,471,567.70 : 224,207,351.55 = 119,238,479.70 : x - Step 2: Convert to fraction form
149,471,567.70/224,207,351.55 = 119,238,479.70/x - Step 3: Cross multiply
149,471,567.70x = 224,207,351.55 × 119,238,479.70 - Step 4: Simplify right side
149,471,567.70x = 26,734,143,736,385,440 - Step 5: Solve for x
x = 26,734,143,736,385,440/149,471,567.70 - Step 6: Final answer
x = 178,857,719.55
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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.