Finding the Fourth Proportional to 100,966,560.90, 151,569,415.58 and 57,282,110.70
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Solution
The fourth proportional to 100,966,560.90, 151,569,415.58 and 57,282,110.70 is: 85,991,004.99
Step by Step Solution
- Step 1: Write the proportion equation
100,966,560.90 : 151,569,415.58 = 57,282,110.70 : x - Step 2: Convert to fraction form
100,966,560.90/151,569,415.58 = 57,282,110.70/x - Step 3: Cross multiply
100,966,560.90x = 151,569,415.58 × 57,282,110.70 - Step 4: Simplify right side
100,966,560.90x = 8,682,216,041,701,454 - Step 5: Solve for x
x = 8,682,216,041,701,454/100,966,560.90 - Step 6: Final answer
x = 85,991,004.99
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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.