Finding the Fourth Proportional to 187,272,032.20, 280,908,048.30 and 119,415,545.80
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Solution
The fourth proportional to 187,272,032.20, 280,908,048.30 and 119,415,545.80 is: 179,123,318.70
Step by Step Solution
- Step 1: Write the proportion equation
187,272,032.20 : 280,908,048.30 = 119,415,545.80 : x - Step 2: Convert to fraction form
187,272,032.20/280,908,048.30 = 119,415,545.80/x - Step 3: Cross multiply
187,272,032.20x = 280,908,048.30 × 119,415,545.80 - Step 4: Simplify right side
187,272,032.20x = 33,544,787,907,357,264 - Step 5: Solve for x
x = 33,544,787,907,357,264/187,272,032.20 - Step 6: Final answer
x = 179,123,318.70
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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.