Finding the Fourth Proportional to 283,553,645.70, 425,330,468.55 and 68,142,893.70
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Solution
The fourth proportional to 283,553,645.70, 425,330,468.55 and 68,142,893.70 is: 102,214,340.55
Step by Step Solution
- Step 1: Write the proportion equation
283,553,645.70 : 425,330,468.55 = 68,142,893.70 : x - Step 2: Convert to fraction form
283,553,645.70/425,330,468.55 = 68,142,893.70/x - Step 3: Cross multiply
283,553,645.70x = 425,330,468.55 × 68,142,893.70 - Step 4: Simplify right side
283,553,645.70x = 28,983,248,905,773,844 - Step 5: Solve for x
x = 28,983,248,905,773,844/283,553,645.70 - Step 6: Final answer
x = 102,214,340.55
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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.