Finding the Fourth Proportional to 134,730,110.30, 202,095,165.45 and 121,125,220.70
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Solution
The fourth proportional to 134,730,110.30, 202,095,165.45 and 121,125,220.70 is: 181,687,831.05
Step by Step Solution
- Step 1: Write the proportion equation
134,730,110.30 : 202,095,165.45 = 121,125,220.70 : x - Step 2: Convert to fraction form
134,730,110.30/202,095,165.45 = 121,125,220.70/x - Step 3: Cross multiply
134,730,110.30x = 202,095,165.45 × 121,125,220.70 - Step 4: Simplify right side
134,730,110.30x = 24,478,821,517,534,264 - Step 5: Solve for x
x = 24,478,821,517,534,264/134,730,110.30 - Step 6: Final answer
x = 181,687,831.05
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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.