Finding the Fourth Proportional to 3,826,358,201.70, 5,739,537,302.55 and 3,499,840,851.30
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Solution
The fourth proportional to 3,826,358,201.70, 5,739,537,302.55 and 3,499,840,851.30 is: 5,249,761,276.95
Step by Step Solution
- Step 1: Write the proportion equation
3,826,358,201.70 : 5,739,537,302.55 = 3,499,840,851.30 : x - Step 2: Convert to fraction form
3,826,358,201.70/5,739,537,302.55 = 3,499,840,851.30/x - Step 3: Cross multiply
3,826,358,201.70x = 5,739,537,302.55 × 3,499,840,851.30 - Step 4: Simplify right side
3,826,358,201.70x = 20,087,467,119,024,701,440 - Step 5: Solve for x
x = 20,087,467,119,024,701,440/3,826,358,201.70 - Step 6: Final answer
x = 5,249,761,276.95
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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.