Finding the Fourth Proportional to 213,004,583,246.79, 293,955,564,867.89 and 117,957,423,278.79
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Solution
The fourth proportional to 213,004,583,246.79, 293,955,564,867.89 and 117,957,423,278.79 is: 162,786,361,033.85
Step by Step Solution
- Step 1: Write the proportion equation
213,004,583,246.79 : 293,955,564,867.89 = 117,957,423,278.79 : x - Step 2: Convert to fraction form
213,004,583,246.79/293,955,564,867.89 = 117,957,423,278.79/x - Step 3: Cross multiply
213,004,583,246.79x = 293,955,564,867.89 × 117,957,423,278.79 - Step 4: Simplify right side
213,004,583,246.79x = 34,674,240,990,277,512,724,480 - Step 5: Solve for x
x = 34,674,240,990,277,512,724,480/213,004,583,246.79 - Step 6: Final answer
x = 162,786,361,033.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.