Finding the Fourth Proportional to 6,221,837,440.70, 8,586,801,065.82 and 3,812,119,135.54
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Solution
The fourth proportional to 6,221,837,440.70, 8,586,801,065.82 and 3,812,119,135.54 is: 5,261,132,096.12
Step by Step Solution
- Step 1: Write the proportion equation
6,221,837,440.70 : 8,586,801,065.82 = 3,812,119,135.54 : x - Step 2: Convert to fraction form
6,221,837,440.70/8,586,801,065.82 = 3,812,119,135.54/x - Step 3: Cross multiply
6,221,837,440.70x = 8,586,801,065.82 × 3,812,119,135.54 - Step 4: Simplify right side
6,221,837,440.70x = 32,733,908,656,087,687,168 - Step 5: Solve for x
x = 32,733,908,656,087,687,168/6,221,837,440.70 - Step 6: Final answer
x = 5,261,132,096.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.