Finding the Fourth Proportional to 3,609,574,278,612.40, 5,413,212,715,280.40 and 1,191,624,893,537
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Solution
The fourth proportional to 3,609,574,278,612.40, 5,413,212,715,280.40 and 1,191,624,893,537 is: 1,787,058,120,332.92
Step by Step Solution
- Step 1: Write the proportion equation
3,609,574,278,612.40 : 5,413,212,715,280.40 = 1,191,624,893,537 : x - Step 2: Convert to fraction form
3,609,574,278,612.40/5,413,212,715,280.40 = 1,191,624,893,537/x - Step 3: Cross multiply
3,609,574,278,612.40x = 5,413,212,715,280.40 × 1,191,624,893,537 - Step 4: Simplify right side
3,609,574,278,612.40x = 6,450,519,025,539,141,634,883,584 - Step 5: Solve for x
x = 6,450,519,025,539,141,634,883,584/3,609,574,278,612.40 - Step 6: Final answer
x = 1,787,058,120,332.92
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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.