Finding the Fourth Proportional to 112,331,497.70, 168,497,246.55 and 63,790,595.30
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Solution
The fourth proportional to 112,331,497.70, 168,497,246.55 and 63,790,595.30 is: 95,685,892.95
Step by Step Solution
- Step 1: Write the proportion equation
112,331,497.70 : 168,497,246.55 = 63,790,595.30 : x - Step 2: Convert to fraction form
112,331,497.70/168,497,246.55 = 63,790,595.30/x - Step 3: Cross multiply
112,331,497.70x = 168,497,246.55 × 63,790,595.30 - Step 4: Simplify right side
112,331,497.70x = 10,748,539,663,835,372 - Step 5: Solve for x
x = 10,748,539,663,835,372/112,331,497.70 - Step 6: Final answer
x = 95,685,892.95
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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.