Finding the Fourth Proportional to 94,296,911.28, 141,445,406.16 and 42,420,920.84
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Solution
The fourth proportional to 94,296,911.28, 141,445,406.16 and 42,420,920.84 is: 63,631,398.91
Step by Step Solution
- Step 1: Write the proportion equation
94,296,911.28 : 141,445,406.16 = 42,420,920.84 : x - Step 2: Convert to fraction form
94,296,911.28/141,445,406.16 = 42,420,920.84/x - Step 3: Cross multiply
94,296,911.28x = 141,445,406.16 × 42,420,920.84 - Step 4: Simplify right side
94,296,911.28x = 6,000,244,377,895,009 - Step 5: Solve for x
x = 6,000,244,377,895,009/94,296,911.28 - Step 6: Final answer
x = 63,631,398.91
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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.