Finding the Fourth Proportional to 2,838,018,334.80, 3,888,020,169.24 and 2,731,911,043.44
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Solution
The fourth proportional to 2,838,018,334.80, 3,888,020,169.24 and 2,731,911,043.44 is: 3,742,655,608.39
Step by Step Solution
- Step 1: Write the proportion equation
2,838,018,334.80 : 3,888,020,169.24 = 2,731,911,043.44 : x - Step 2: Convert to fraction form
2,838,018,334.80/3,888,020,169.24 = 2,731,911,043.44/x - Step 3: Cross multiply
2,838,018,334.80x = 3,888,020,169.24 × 2,731,911,043.44 - Step 4: Simplify right side
2,838,018,334.80x = 10,621,725,237,464,213,504 - Step 5: Solve for x
x = 10,621,725,237,464,213,504/2,838,018,334.80 - Step 6: Final answer
x = 3,742,655,608.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.