Finding the Fourth Proportional to 738,430,768.76, 1,107,648,029.19 and 301,731,453.50
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Solution
The fourth proportional to 738,430,768.76, 1,107,648,029.19 and 301,731,453.50 is: 452,597,946.82
Step by Step Solution
- Step 1: Write the proportion equation
738,430,768.76 : 1,107,648,029.19 = 301,731,453.50 : x - Step 2: Convert to fraction form
738,430,768.76/1,107,648,029.19 = 301,731,453.50/x - Step 3: Cross multiply
738,430,768.76x = 1,107,648,029.19 × 301,731,453.50 - Step 4: Simplify right side
738,430,768.76x = 334,212,249,808,370,880 - Step 5: Solve for x
x = 334,212,249,808,370,880/738,430,768.76 - Step 6: Final answer
x = 452,597,946.82
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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.