Finding the Fourth Proportional to 2,247,550,711,941.80, 3,101,622,277,958 and 1,219,882,512,750.70
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Solution
The fourth proportional to 2,247,550,711,941.80, 3,101,622,277,958 and 1,219,882,512,750.70 is: 1,683,439,113,491.71
Step by Step Solution
- Step 1: Write the proportion equation
2,247,550,711,941.80 : 3,101,622,277,958 = 1,219,882,512,750.70 : x - Step 2: Convert to fraction form
2,247,550,711,941.80/3,101,622,277,958 = 1,219,882,512,750.70/x - Step 3: Cross multiply
2,247,550,711,941.80x = 3,101,622,277,958 × 1,219,882,512,750.70 - Step 4: Simplify right side
2,247,550,711,941.80x = 3,783,614,778,038,955,160,895,488 - Step 5: Solve for x
x = 3,783,614,778,038,955,160,895,488/2,247,550,711,941.80 - Step 6: Final answer
x = 1,683,439,113,491.71
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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.