Finding the Fourth Proportional to 5,313,206,775,709.40, 7,332,232,421,332.60 and 2,877,256,224,602
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Solution
The fourth proportional to 5,313,206,775,709.40, 7,332,232,421,332.60 and 2,877,256,224,602 is: 3,970,617,419,023.95
Step by Step Solution
- Step 1: Write the proportion equation
5,313,206,775,709.40 : 7,332,232,421,332.60 = 2,877,256,224,602 : x - Step 2: Convert to fraction form
5,313,206,775,709.40/7,332,232,421,332.60 = 2,877,256,224,602/x - Step 3: Cross multiply
5,313,206,775,709.40x = 7,332,232,421,332.60 × 2,877,256,224,602 - Step 4: Simplify right side
5,313,206,775,709.40x = 21,096,711,374,507,818,382,000,128 - Step 5: Solve for x
x = 21,096,711,374,507,818,382,000,128/5,313,206,775,709.40 - Step 6: Final answer
x = 3,970,617,419,023.95
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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.