Finding the Fourth Proportional to 2,505,054,239.84, 3,456,773,248.59 and 1,447,850,686.92
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Solution
The fourth proportional to 2,505,054,239.84, 3,456,773,248.59 and 1,447,850,686.92 is: 1,997,917,427.46
Step by Step Solution
- Step 1: Write the proportion equation
2,505,054,239.84 : 3,456,773,248.59 = 1,447,850,686.92 : x - Step 2: Convert to fraction form
2,505,054,239.84/3,456,773,248.59 = 1,447,850,686.92/x - Step 3: Cross multiply
2,505,054,239.84x = 3,456,773,248.59 × 1,447,850,686.92 - Step 4: Simplify right side
2,505,054,239.84x = 5,004,891,522,497,712,128 - Step 5: Solve for x
x = 5,004,891,522,497,712,128/2,505,054,239.84 - Step 6: Final answer
x = 1,997,917,427.46
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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.