Finding the Fourth Proportional to 7,347,922,585.44, 11,021,927,721.84 and 1,827,180,617.28
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Solution
The fourth proportional to 7,347,922,585.44, 11,021,927,721.84 and 1,827,180,617.28 is: 2,740,781,828.37
Step by Step Solution
- Step 1: Write the proportion equation
7,347,922,585.44 : 11,021,927,721.84 = 1,827,180,617.28 : x - Step 2: Convert to fraction form
7,347,922,585.44/11,021,927,721.84 = 1,827,180,617.28/x - Step 3: Cross multiply
7,347,922,585.44x = 11,021,927,721.84 × 1,827,180,617.28 - Step 4: Simplify right side
7,347,922,585.44x = 20,139,052,698,407,153,664 - Step 5: Solve for x
x = 20,139,052,698,407,153,664/7,347,922,585.44 - Step 6: Final answer
x = 2,740,781,828.37
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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.