Finding the Fourth Proportional to 7,457,120,063.28, 11,187,153,640.44 and 2,735,485,831.44
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Solution
The fourth proportional to 7,457,120,063.28, 11,187,153,640.44 and 2,735,485,831.44 is: 4,103,769,285.98
Step by Step Solution
- Step 1: Write the proportion equation
7,457,120,063.28 : 11,187,153,640.44 = 2,735,485,831.44 : x - Step 2: Convert to fraction form
7,457,120,063.28/11,187,153,640.44 = 2,735,485,831.44/x - Step 3: Cross multiply
7,457,120,063.28x = 11,187,153,640.44 × 2,735,485,831.44 - Step 4: Simplify right side
7,457,120,063.28x = 30,602,300,277,566,038,016 - Step 5: Solve for x
x = 30,602,300,277,566,038,016/7,457,120,063.28 - Step 6: Final answer
x = 4,103,769,285.98
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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.