Finding the Fourth Proportional to 168,593,139.36, 232,663,643.82 and 94,256,831.97
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Solution
The fourth proportional to 168,593,139.36, 232,663,643.82 and 94,256,831.97 is: 130,077,285.85
Step by Step Solution
- Step 1: Write the proportion equation
168,593,139.36 : 232,663,643.82 = 94,256,831.97 : x - Step 2: Convert to fraction form
168,593,139.36/232,663,643.82 = 94,256,831.97/x - Step 3: Cross multiply
168,593,139.36x = 232,663,643.82 × 94,256,831.97 - Step 4: Simplify right side
168,593,139.36x = 21,930,137,981,069,668 - Step 5: Solve for x
x = 21,930,137,981,069,668/168,593,139.36 - Step 6: Final answer
x = 130,077,285.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.