Finding the Fourth Proportional to 2,169,656,603.26, 2,994,763,324.53 and 1,417,084,828.90
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Solution
The fourth proportional to 2,169,656,603.26, 2,994,763,324.53 and 1,417,084,828.90 is: 1,955,993,251.17
Step by Step Solution
- Step 1: Write the proportion equation
2,169,656,603.26 : 2,994,763,324.53 = 1,417,084,828.90 : x - Step 2: Convert to fraction form
2,169,656,603.26/2,994,763,324.53 = 1,417,084,828.90/x - Step 3: Cross multiply
2,169,656,603.26x = 2,994,763,324.53 × 1,417,084,828.90 - Step 4: Simplify right side
2,169,656,603.26x = 4,243,833,673,337,590,784 - Step 5: Solve for x
x = 4,243,833,673,337,590,784/2,169,656,603.26 - Step 6: Final answer
x = 1,955,993,251.17
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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.