Finding the Fourth Proportional to 7,615,843,577.68, 11,423,458,224.12 and 3,885,053,127.44
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Solution
The fourth proportional to 7,615,843,577.68, 11,423,458,224.12 and 3,885,053,127.44 is: 5,827,423,009.30
Step by Step Solution
- Step 1: Write the proportion equation
7,615,843,577.68 : 11,423,458,224.12 = 3,885,053,127.44 : x - Step 2: Convert to fraction form
7,615,843,577.68/11,423,458,224.12 = 3,885,053,127.44/x - Step 3: Cross multiply
7,615,843,577.68x = 11,423,458,224.12 × 3,885,053,127.44 - Step 4: Simplify right side
7,615,843,577.68x = 44,380,742,099,797,598,208 - Step 5: Solve for x
x = 44,380,742,099,797,598,208/7,615,843,577.68 - Step 6: Final answer
x = 5,827,423,009.30
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1.5x scale
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.