Finding the Fourth Proportional to 6,517,125,831.80, 9,775,688,747.70 and 2,376,704,430.20
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Solution
The fourth proportional to 6,517,125,831.80, 9,775,688,747.70 and 2,376,704,430.20 is: 3,565,056,645.30
Step by Step Solution
- Step 1: Write the proportion equation
6,517,125,831.80 : 9,775,688,747.70 = 2,376,704,430.20 : x - Step 2: Convert to fraction form
6,517,125,831.80/9,775,688,747.70 = 2,376,704,430.20/x - Step 3: Cross multiply
6,517,125,831.80x = 9,775,688,747.70 × 2,376,704,430.20 - Step 4: Simplify right side
6,517,125,831.80x = 23,233,922,754,914,881,536 - Step 5: Solve for x
x = 23,233,922,754,914,881,536/6,517,125,831.80 - Step 6: Final answer
x = 3,565,056,645.30
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1.5x scale
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.