Finding the Fourth Proportional to 1,208,525,767.74, 1,812,782,702.97 and 1,044,263,638.62
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Solution
The fourth proportional to 1,208,525,767.74, 1,812,782,702.97 and 1,044,263,638.62 is: 1,566,390,317.83
Step by Step Solution
- Step 1: Write the proportion equation
1,208,525,767.74 : 1,812,782,702.97 = 1,044,263,638.62 : x - Step 2: Convert to fraction form
1,208,525,767.74/1,812,782,702.97 = 1,044,263,638.62/x - Step 3: Cross multiply
1,208,525,767.74x = 1,812,782,702.97 × 1,044,263,638.62 - Step 4: Simplify right side
1,208,525,767.74x = 1,893,023,061,430,850,816 - Step 5: Solve for x
x = 1,893,023,061,430,850,816/1,208,525,767.74 - Step 6: Final answer
x = 1,566,390,317.83
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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.