Finding the Fourth Proportional to 125,973,443.70, 188,960,165.55 and 62,272,451.70
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Solution
The fourth proportional to 125,973,443.70, 188,960,165.55 and 62,272,451.70 is: 93,408,677.55
Step by Step Solution
- Step 1: Write the proportion equation
125,973,443.70 : 188,960,165.55 = 62,272,451.70 : x - Step 2: Convert to fraction form
125,973,443.70/188,960,165.55 = 62,272,451.70/x - Step 3: Cross multiply
125,973,443.70x = 188,960,165.55 × 62,272,451.70 - Step 4: Simplify right side
125,973,443.70x = 11,767,012,782,436,380 - Step 5: Solve for x
x = 11,767,012,782,436,380/125,973,443.70 - Step 6: Final answer
x = 93,408,677.55
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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.