Finding the Fourth Proportional to 159,607,034.21, 239,417,686.37 and 48,934,741.21
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Solution
The fourth proportional to 159,607,034.21, 239,417,686.37 and 48,934,741.21 is: 73,404,299.38
Step by Step Solution
- Step 1: Write the proportion equation
159,607,034.21 : 239,417,686.37 = 48,934,741.21 : x - Step 2: Convert to fraction form
159,607,034.21/239,417,686.37 = 48,934,741.21/x - Step 3: Cross multiply
159,607,034.21x = 239,417,686.37 × 48,934,741.21 - Step 4: Simplify right side
159,607,034.21x = 11,715,842,523,136,688 - Step 5: Solve for x
x = 11,715,842,523,136,688/159,607,034.21 - Step 6: Final answer
x = 73,404,299.38
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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.