Finding the Fourth Proportional to 83,450,627.33, 115,168,759.91 and 46,292,887.71
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Solution
The fourth proportional to 83,450,627.33, 115,168,759.91 and 46,292,887.71 is: 63,888,009.48
Step by Step Solution
- Step 1: Write the proportion equation
83,450,627.33 : 115,168,759.91 = 46,292,887.71 : x - Step 2: Convert to fraction form
83,450,627.33/115,168,759.91 = 46,292,887.71/x - Step 3: Cross multiply
83,450,627.33x = 115,168,759.91 × 46,292,887.71 - Step 4: Simplify right side
83,450,627.33x = 5,331,494,470,213,580 - Step 5: Solve for x
x = 5,331,494,470,213,580/83,450,627.33 - Step 6: Final answer
x = 63,888,009.48
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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.