Finding the Fourth Proportional to 2,101,717,051.49, 2,900,430,063.97 and 1,161,980,227.91
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Solution
The fourth proportional to 2,101,717,051.49, 2,900,430,063.97 and 1,161,980,227.91 is: 1,603,566,181.46
Step by Step Solution
- Step 1: Write the proportion equation
2,101,717,051.49 : 2,900,430,063.97 = 1,161,980,227.91 : x - Step 2: Convert to fraction form
2,101,717,051.49/2,900,430,063.97 = 1,161,980,227.91/x - Step 3: Cross multiply
2,101,717,051.49x = 2,900,430,063.97 × 1,161,980,227.91 - Step 4: Simplify right side
2,101,717,051.49x = 3,370,242,386,773,222,400 - Step 5: Solve for x
x = 3,370,242,386,773,222,400/2,101,717,051.49 - Step 6: Final answer
x = 1,603,566,181.46
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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.