Finding the Fourth Proportional to 193,484,717.74, 290,351,937.90 and 70,652,750.92
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Solution
The fourth proportional to 193,484,717.74, 290,351,937.90 and 70,652,750.92 is: 106,024,720.65
Step by Step Solution
- Step 1: Write the proportion equation
193,484,717.74 : 290,351,937.90 = 70,652,750.92 : x - Step 2: Convert to fraction form
193,484,717.74/290,351,937.90 = 70,652,750.92/x - Step 3: Cross multiply
193,484,717.74x = 290,351,937.90 × 70,652,750.92 - Step 4: Simplify right side
193,484,717.74x = 20,514,163,147,588,008 - Step 5: Solve for x
x = 20,514,163,147,588,008/193,484,717.74 - Step 6: Final answer
x = 106,024,720.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.