Finding the Fourth Proportional to 2,149,024,923.70, 3,223,537,385.55 and 1,977,032,245.30
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Solution
The fourth proportional to 2,149,024,923.70, 3,223,537,385.55 and 1,977,032,245.30 is: 2,965,548,367.95
Step by Step Solution
- Step 1: Write the proportion equation
2,149,024,923.70 : 3,223,537,385.55 = 1,977,032,245.30 : x - Step 2: Convert to fraction form
2,149,024,923.70/3,223,537,385.55 = 1,977,032,245.30/x - Step 3: Cross multiply
2,149,024,923.70x = 3,223,537,385.55 × 1,977,032,245.30 - Step 4: Simplify right side
2,149,024,923.70x = 6,373,037,355,162,408,960 - Step 5: Solve for x
x = 6,373,037,355,162,408,960/2,149,024,923.70 - Step 6: Final answer
x = 2,965,548,367.95
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Double scale
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1.5x scale
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.