Finding the Fourth Proportional to 351,130,217.65, 484,559,658.84 and 210,001,416.27
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Solution
The fourth proportional to 351,130,217.65, 484,559,658.84 and 210,001,416.27 is: 289,801,929.62
Step by Step Solution
- Step 1: Write the proportion equation
351,130,217.65 : 484,559,658.84 = 210,001,416.27 : x - Step 2: Convert to fraction form
351,130,217.65/484,559,658.84 = 210,001,416.27/x - Step 3: Cross multiply
351,130,217.65x = 484,559,658.84 × 210,001,416.27 - Step 4: Simplify right side
351,130,217.65x = 101,758,214,623,708,032 - Step 5: Solve for x
x = 101,758,214,623,708,032/351,130,217.65 - Step 6: Final answer
x = 289,801,929.62
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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.