Finding the Fourth Proportional to 504,110,049,699.70, 695,673,964,558.08 and 272,623,568,958.76
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Solution
The fourth proportional to 504,110,049,699.70, 695,673,964,558.08 and 272,623,568,958.76 is: 376,221,658,668.57
Step by Step Solution
- Step 1: Write the proportion equation
504,110,049,699.70 : 695,673,964,558.08 = 272,623,568,958.76 : x - Step 2: Convert to fraction form
504,110,049,699.70/695,673,964,558.08 = 272,623,568,958.76/x - Step 3: Cross multiply
504,110,049,699.70x = 695,673,964,558.08 × 272,623,568,958.76 - Step 4: Simplify right side
504,110,049,699.70x = 189,657,119,049,513,690,988,544 - Step 5: Solve for x
x = 189,657,119,049,513,690,988,544/504,110,049,699.70 - Step 6: Final answer
x = 376,221,658,668.57
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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.