Finding the Fourth Proportional to 364,622,183.56, 503,178,637.86 and 199,609,753.06
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Solution
The fourth proportional to 364,622,183.56, 503,178,637.86 and 199,609,753.06 is: 275,461,472.66
Step by Step Solution
- Step 1: Write the proportion equation
364,622,183.56 : 503,178,637.86 = 199,609,753.06 : x - Step 2: Convert to fraction form
364,622,183.56/503,178,637.86 = 199,609,753.06/x - Step 3: Cross multiply
364,622,183.56x = 503,178,637.86 × 199,609,753.06 - Step 4: Simplify right side
364,622,183.56x = 100,439,363,648,301,776 - Step 5: Solve for x
x = 100,439,363,648,301,776/364,622,183.56 - Step 6: Final answer
x = 275,461,472.66
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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.