Finding the Fourth Proportional to 2,828,117,410.10, 3,902,648,577.26 and 1,557,711,242.54
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Solution
The fourth proportional to 2,828,117,410.10, 3,902,648,577.26 and 1,557,711,242.54 is: 2,149,556,996.03
Step by Step Solution
- Step 1: Write the proportion equation
2,828,117,410.10 : 3,902,648,577.26 = 1,557,711,242.54 : x - Step 2: Convert to fraction form
2,828,117,410.10/3,902,648,577.26 = 1,557,711,242.54/x - Step 3: Cross multiply
2,828,117,410.10x = 3,902,648,577.26 × 1,557,711,242.54 - Step 4: Simplify right side
2,828,117,410.10x = 6,079,199,564,480,637,952 - Step 5: Solve for x
x = 6,079,199,564,480,637,952/2,828,117,410.10 - Step 6: Final answer
x = 2,149,556,996.03
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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.