Finding the Fourth Proportional to 2,725,032,857.64, 3,760,546,991.04 and 1,471,970,267.12
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Solution
The fourth proportional to 2,725,032,857.64, 3,760,546,991.04 and 1,471,970,267.12 is: 2,031,319,858.55
Step by Step Solution
- Step 1: Write the proportion equation
2,725,032,857.64 : 3,760,546,991.04 = 1,471,970,267.12 : x - Step 2: Convert to fraction form
2,725,032,857.64/3,760,546,991.04 = 1,471,970,267.12/x - Step 3: Cross multiply
2,725,032,857.64x = 3,760,546,991.04 × 1,471,970,267.12 - Step 4: Simplify right side
2,725,032,857.64x = 5,535,413,358,918,460,416 - Step 5: Solve for x
x = 5,535,413,358,918,460,416/2,725,032,857.64 - Step 6: Final answer
x = 2,031,319,858.55
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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.