Finding the Fourth Proportional to 292,624,144.66, 438,826,856.38 and 117,688,133.08
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Solution
The fourth proportional to 292,624,144.66, 438,826,856.38 and 117,688,133.08 is: 176,488,216.76
Step by Step Solution
- Step 1: Write the proportion equation
292,624,144.66 : 438,826,856.38 = 117,688,133.08 : x - Step 2: Convert to fraction form
292,624,144.66/438,826,856.38 = 117,688,133.08/x - Step 3: Cross multiply
292,624,144.66x = 438,826,856.38 × 117,688,133.08 - Step 4: Simplify right side
292,624,144.66x = 51,644,713,472,981,800 - Step 5: Solve for x
x = 51,644,713,472,981,800/292,624,144.66 - Step 6: Final answer
x = 176,488,216.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.